31208814

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 160

約数和(自身を含む): 90256320

約数和(自身を除く): 59047506

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 54, 58, 63, 73, 78, 81, 87, 91, 117, 126, 146, 162, 174, 182, 189, 203, 219, 234, 261, 273, 351, 377, 378, 406, 438, 511, 522, 546, 567, 609, 657, 702, 754, 783, 819, 949, 1022, 1053, 1131, 1134, 1218, 1314, 1533, 1566, 1638, 1827, 1898, 1971, 2106, 2117, 2262, 2349, 2457, 2639, 2847, 3066, 3393, 3654, 3942, 4234, 4599, 4698, 4914, 5278, 5481, 5694, 5913, 6351, 6643, 6786, 7371, 7917, 8541, 9198, 10179, 10962, 11826, 12702, 13286, 13797, 14742, 14819, 15834, 16443, 17082, 19053, 19929, 20358, 23751, 25623, 27521, 27594, 29638, 30537, 32886, 38106, 39858, 41391, 44457, 47502, 51246, 55042, 57159, 59787, 61074, 71253, 76869, 82563, 82782, 88914, 114318, 119574, 133371, 142506, 153738, 165126, 171477, 179361, 192647, 213759, 247689, 266742, 342954, 358722, 385294, 400113, 427518, 495378, 538083, 577941, 743067, 800226, 1076166, 1155882, 1200339, 1486134, 1733823, 2229201, 2400678, 3467646, 4458402, 5201469, 10402938, 15604407, 31208814]

約数ペア:

[(1, 31208814), (2, 15604407), (3, 10402938), (6, 5201469), (7, 4458402), (9, 3467646), (13, 2400678), (14, 2229201), (18, 1733823), (21, 1486134), (26, 1200339), (27, 1155882), (29, 1076166), (39, 800226), (42, 743067), (54, 577941), (58, 538083), (63, 495378), (73, 427518), (78, 400113), (81, 385294), (87, 358722), (91, 342954), (117, 266742), (126, 247689), (146, 213759), (162, 192647), (174, 179361), (182, 171477), (189, 165126), (203, 153738), (219, 142506), (234, 133371), (261, 119574), (273, 114318), (351, 88914), (377, 82782), (378, 82563), (406, 76869), (438, 71253), (511, 61074), (522, 59787), (546, 57159), (567, 55042), (609, 51246), (657, 47502), (702, 44457), (754, 41391), (783, 39858), (819, 38106), (949, 32886), (1022, 30537), (1053, 29638), (1131, 27594), (1134, 27521), (1218, 25623), (1314, 23751), (1533, 20358), (1566, 19929), (1638, 19053), (1827, 17082), (1898, 16443), (1971, 15834), (2106, 14819), (2117, 14742), (2262, 13797), (2349, 13286), (2457, 12702), (2639, 11826), (2847, 10962), (3066, 10179), (3393, 9198), (3654, 8541), (3942, 7917), (4234, 7371), (4599, 6786), (4698, 6643), (4914, 6351), (5278, 5913), (5481, 5694)]