61720456

素因数分解:

$2^3\times 7^1\times {\mathrm{1102151}}^1$

素因数の和:1102164

約数の個数: 16

約数和(自身を含む): 132258240

約数和(自身を除く): 70537784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1102151, 2204302, 4408604, 7715057, 8817208, 15430114, 30860228, 61720456]

約数ペア:

[(1, 61720456), (2, 30860228), (4, 15430114), (7, 8817208), (8, 7715057), (14, 4408604), (28, 2204302), (56, 1102151)]