61352721

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{6949}}^1$

素因数の和:7070

約数の個数: 20

約数和(自身を含む): 92504500

約数和(自身を除く): 31151779

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 6949, 8829, 20847, 62541, 187623, 562869, 757441, 2272323, 6816969, 20450907, 61352721]

約数ペア:

[(1, 61352721), (3, 20450907), (9, 6816969), (27, 2272323), (81, 757441), (109, 562869), (327, 187623), (981, 62541), (2943, 20847), (6949, 8829)]