3992895

素因数分解:

$3^4\times 5^1\times {\mathrm{9859}}^1$

素因数の和:9876

約数の個数: 20

約数和(自身を含む): 7158360

約数和(自身を除く): 3165465

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 9859, 29577, 49295, 88731, 147885, 266193, 443655, 798579, 1330965, 3992895]

約数ペア:

[(1, 3992895), (3, 1330965), (5, 798579), (9, 443655), (15, 266193), (27, 147885), (45, 88731), (81, 49295), (135, 29577), (405, 9859)]