221389354188

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{2539}}^1\times {\mathrm{6101}}^1$

素因数の和:9047

約数の個数: 72

約数和(自身を含む): 561345679440

約数和(自身を除く): 339956325252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1588, 2382, 2539, 3573, 4764, 5078, 6101, 7146, 7617, 10156, 12202, 14292, 15234, 18303, 22851, 24404, 30468, 36606, 45702, 54909, 73212, 91404, 109818, 219636, 1007983, 2015966, 2422097, 3023949, 4031932, 4844194, 6047898, 7266291, 9071847, 9688388, 12095796, 14532582, 15490439, 18143694, 21798873, 29065164, 30980878, 36287388, 43597746, 46471317, 61961756, 87195492, 92942634, 139413951, 185885268, 278827902, 557655804, 6149704283, 12299408566, 18449112849, 24598817132, 36898225698, 55347338547, 73796451396, 110694677094, 221389354188]

約数ペア:

[(1, 221389354188), (2, 110694677094), (3, 73796451396), (4, 55347338547), (6, 36898225698), (9, 24598817132), (12, 18449112849), (18, 12299408566), (36, 6149704283), (397, 557655804), (794, 278827902), (1191, 185885268), (1588, 139413951), (2382, 92942634), (2539, 87195492), (3573, 61961756), (4764, 46471317), (5078, 43597746), (6101, 36287388), (7146, 30980878), (7617, 29065164), (10156, 21798873), (12202, 18143694), (14292, 15490439), (15234, 14532582), (18303, 12095796), (22851, 9688388), (24404, 9071847), (30468, 7266291), (36606, 6047898), (45702, 4844194), (54909, 4031932), (73212, 3023949), (91404, 2422097), (109818, 2015966), (219636, 1007983)]