71809636

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{164701}}^1$

素因数の和:164814

約数の個数: 12

約数和(自身を含む): 126820540

約数和(自身を除く): 55010904

約数列:

[1, 2, 4, 109, 218, 436, 164701, 329402, 658804, 17952409, 35904818, 71809636]

約数ペア:

[(1, 71809636), (2, 35904818), (4, 17952409), (109, 658804), (218, 329402), (436, 164701)]