201865461

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 313344000

約数和(自身を除く): 111478539

約数列:

[1, 3, 7, 21, 79, 237, 271, 449, 553, 813, 1347, 1659, 1897, 3143, 5691, 9429, 21409, 35471, 64227, 106413, 121679, 149863, 248297, 365037, 449589, 744891, 851753, 2555259, 9612641, 28837923, 67288487, 201865461]

約数ペア:

[(1, 201865461), (3, 67288487), (7, 28837923), (21, 9612641), (79, 2555259), (237, 851753), (271, 744891), (449, 449589), (553, 365037), (813, 248297), (1347, 149863), (1659, 121679), (1897, 106413), (3143, 64227), (5691, 35471), (9429, 21409)]