225331491

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{2003}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 375533568

約数和(自身を除く): 150202077

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 487, 1461, 2003, 3409, 5357, 6009, 10227, 14021, 16071, 22033, 37499, 42063, 66099, 112497, 154231, 462693, 975461, 2926383, 6828227, 10730071, 20484681, 32190213, 75110497, 225331491]

約数ペア:

[(1, 225331491), (3, 75110497), (7, 32190213), (11, 20484681), (21, 10730071), (33, 6828227), (77, 2926383), (231, 975461), (487, 462693), (1461, 154231), (2003, 112497), (3409, 66099), (5357, 42063), (6009, 37499), (10227, 22033), (14021, 16071)]