81432115

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{2243}}^1$

素因数の和:2438

約数の個数: 16

約数和(自身を含む): 100333728

約数和(自身を除く): 18901613

約数列:

[1, 5, 53, 137, 265, 685, 2243, 7261, 11215, 36305, 118879, 307291, 594395, 1536455, 16286423, 81432115]

約数ペア:

[(1, 81432115), (5, 16286423), (53, 1536455), (137, 594395), (265, 307291), (685, 118879), (2243, 36305), (7261, 11215)]