90125865

素因数分解:

$3^4\times 5^1\times {\mathrm{222533}}^1$

素因数の和:222550

約数の個数: 20

約数和(自身を含む): 161559684

約数和(自身を除く): 71433819

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 222533, 667599, 1112665, 2002797, 3337995, 6008391, 10013985, 18025173, 30041955, 90125865]

約数ペア:

[(1, 90125865), (3, 30041955), (5, 18025173), (9, 10013985), (15, 6008391), (27, 3337995), (45, 2002797), (81, 1112665), (135, 667599), (405, 222533)]