290427907

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{3221}}^1$

素因数の和:4410

約数の個数: 16

約数和(自身を含む): 362513664

約数和(自身を除く): 72085757

約数列:

[1, 7, 11, 77, 1171, 3221, 8197, 12881, 22547, 35431, 90167, 248017, 3771791, 26402537, 41489701, 290427907]

約数ペア:

[(1, 290427907), (7, 41489701), (11, 26402537), (77, 3771791), (1171, 248017), (3221, 90167), (8197, 35431), (12881, 22547)]