221661594

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 216

約数和(自身を含む): 643353984

約数和(自身を除く): 421692390

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 49, 62, 63, 66, 67, 77, 93, 98, 99, 121, 126, 134, 147, 154, 186, 198, 201, 217, 231, 242, 279, 294, 341, 363, 402, 434, 441, 462, 469, 539, 558, 603, 651, 682, 693, 726, 737, 847, 882, 938, 1023, 1078, 1089, 1206, 1302, 1386, 1407, 1474, 1519, 1617, 1694, 1953, 2046, 2077, 2178, 2211, 2387, 2541, 2814, 3038, 3069, 3234, 3283, 3751, 3906, 4154, 4221, 4422, 4557, 4774, 4851, 5082, 5159, 5929, 6138, 6231, 6566, 6633, 7161, 7502, 7623, 8107, 8442, 9114, 9702, 9849, 10318, 11253, 11858, 12462, 13266, 13671, 14322, 14539, 15246, 15477, 16214, 16709, 17787, 18693, 19698, 21483, 22506, 22847, 24321, 26257, 27342, 29078, 29547, 30954, 33418, 33759, 35574, 36113, 37386, 42966, 43617, 45694, 46431, 48642, 50127, 52514, 53361, 56749, 59094, 67518, 68541, 72226, 72963, 78771, 87234, 92862, 100254, 101773, 106722, 108339, 113498, 130851, 137082, 145926, 150381, 157542, 159929, 170247, 183799, 203546, 205623, 216678, 236313, 251317, 261702, 300762, 305319, 319858, 325017, 340494, 367598, 397243, 411246, 472626, 479787, 502634, 510741, 551397, 610638, 650034, 753951, 794486, 915957, 959574, 1021482, 1102794, 1119503, 1191729, 1439361, 1507902, 1654191, 1759219, 1831914, 2239006, 2261853, 2383458, 2878722, 3308382, 3358509, 3518438, 3575187, 4523706, 5277657, 6717018, 7150374, 10075527, 10555314, 12314533, 15832971, 20151054, 24629066, 31665942, 36943599, 73887198, 110830797, 221661594]

約数ペア:

[(1, 221661594), (2, 110830797), (3, 73887198), (6, 36943599), (7, 31665942), (9, 24629066), (11, 20151054), (14, 15832971), (18, 12314533), (21, 10555314), (22, 10075527), (31, 7150374), (33, 6717018), (42, 5277657), (49, 4523706), (62, 3575187), (63, 3518438), (66, 3358509), (67, 3308382), (77, 2878722), (93, 2383458), (98, 2261853), (99, 2239006), (121, 1831914), (126, 1759219), (134, 1654191), (147, 1507902), (154, 1439361), (186, 1191729), (198, 1119503), (201, 1102794), (217, 1021482), (231, 959574), (242, 915957), (279, 794486), (294, 753951), (341, 650034), (363, 610638), (402, 551397), (434, 510741), (441, 502634), (462, 479787), (469, 472626), (539, 411246), (558, 397243), (603, 367598), (651, 340494), (682, 325017), (693, 319858), (726, 305319), (737, 300762), (847, 261702), (882, 251317), (938, 236313), (1023, 216678), (1078, 205623), (1089, 203546), (1206, 183799), (1302, 170247), (1386, 159929), (1407, 157542), (1474, 150381), (1519, 145926), (1617, 137082), (1694, 130851), (1953, 113498), (2046, 108339), (2077, 106722), (2178, 101773), (2211, 100254), (2387, 92862), (2541, 87234), (2814, 78771), (3038, 72963), (3069, 72226), (3234, 68541), (3283, 67518), (3751, 59094), (3906, 56749), (4154, 53361), (4221, 52514), (4422, 50127), (4557, 48642), (4774, 46431), (4851, 45694), (5082, 43617), (5159, 42966), (5929, 37386), (6138, 36113), (6231, 35574), (6566, 33759), (6633, 33418), (7161, 30954), (7502, 29547), (7623, 29078), (8107, 27342), (8442, 26257), (9114, 24321), (9702, 22847), (9849, 22506), (10318, 21483), (11253, 19698), (11858, 18693), (12462, 17787), (13266, 16709), (13671, 16214), (14322, 15477), (14539, 15246)]