138968905

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1\times {\mathrm{811}}^1$

素因数の和:1656

約数の個数: 16

約数和(自身を含む): 171065664

約数和(自身を除く): 32096759

約数列:

[1, 5, 43, 215, 797, 811, 3985, 4055, 34271, 34873, 171355, 174365, 646367, 3231835, 27793781, 138968905]

約数ペア:

[(1, 138968905), (5, 27793781), (43, 3231835), (215, 646367), (797, 174365), (811, 171355), (3985, 34873), (4055, 34271)]