138839475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{43051}}^1$

素因数の和:43107

約数の個数: 24

約数和(自身を含む): 234891712

約数和(自身を除く): 96052237

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3225, 43051, 129153, 215255, 645765, 1076275, 1851193, 3228825, 5553579, 9255965, 27767895, 46279825, 138839475]

約数ペア:

[(1, 138839475), (3, 46279825), (5, 27767895), (15, 9255965), (25, 5553579), (43, 3228825), (75, 1851193), (129, 1076275), (215, 645765), (645, 215255), (1075, 129153), (3225, 43051)]