209256138

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 581008896

約数和(自身を除く): 371752758

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 169, 182, 186, 217, 234, 273, 279, 317, 338, 403, 434, 507, 546, 558, 634, 651, 806, 819, 951, 1014, 1183, 1209, 1302, 1521, 1638, 1902, 1953, 2219, 2366, 2418, 2821, 2853, 3042, 3549, 3627, 3906, 4121, 4438, 5239, 5642, 5706, 6657, 7098, 7254, 8242, 8463, 9827, 10478, 10647, 12363, 13314, 15717, 16926, 19654, 19971, 21294, 24726, 25389, 28847, 29481, 31434, 36673, 37089, 39942, 47151, 50778, 53573, 57694, 58962, 68789, 73346, 74178, 86541, 88443, 94302, 107146, 110019, 127751, 137578, 160719, 173082, 176886, 206367, 220038, 255502, 259623, 321438, 330057, 375011, 383253, 412734, 482157, 519246, 619101, 660114, 750022, 766506, 894257, 964314, 1125033, 1149759, 1238202, 1660763, 1788514, 2250066, 2299518, 2682771, 3321526, 3375099, 4982289, 5365542, 6750198, 8048313, 9964578, 11625341, 14946867, 16096626, 23250682, 29893734, 34876023, 69752046, 104628069, 209256138]

約数ペア:

[(1, 209256138), (2, 104628069), (3, 69752046), (6, 34876023), (7, 29893734), (9, 23250682), (13, 16096626), (14, 14946867), (18, 11625341), (21, 9964578), (26, 8048313), (31, 6750198), (39, 5365542), (42, 4982289), (62, 3375099), (63, 3321526), (78, 2682771), (91, 2299518), (93, 2250066), (117, 1788514), (126, 1660763), (169, 1238202), (182, 1149759), (186, 1125033), (217, 964314), (234, 894257), (273, 766506), (279, 750022), (317, 660114), (338, 619101), (403, 519246), (434, 482157), (507, 412734), (546, 383253), (558, 375011), (634, 330057), (651, 321438), (806, 259623), (819, 255502), (951, 220038), (1014, 206367), (1183, 176886), (1209, 173082), (1302, 160719), (1521, 137578), (1638, 127751), (1902, 110019), (1953, 107146), (2219, 94302), (2366, 88443), (2418, 86541), (2821, 74178), (2853, 73346), (3042, 68789), (3549, 58962), (3627, 57694), (3906, 53573), (4121, 50778), (4438, 47151), (5239, 39942), (5642, 37089), (5706, 36673), (6657, 31434), (7098, 29481), (7254, 28847), (8242, 25389), (8463, 24726), (9827, 21294), (10478, 19971), (10647, 19654), (12363, 16926), (13314, 15717)]