7520283

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:648

約数の個数: 20

約数和(自身を含む): 11311080

約数和(自身を除く): 3790797

約数列:

[1, 3, 9, 27, 81, 227, 409, 681, 1227, 2043, 3681, 6129, 11043, 18387, 33129, 92843, 278529, 835587, 2506761, 7520283]

約数ペア:

[(1, 7520283), (3, 2506761), (9, 835587), (27, 278529), (81, 92843), (227, 33129), (409, 18387), (681, 11043), (1227, 6129), (2043, 3681)]