1291268282

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1\times {\mathrm{11369}}^1$

素因数の和:12001

約数の個数: 16

約数和(自身を含む): 1958596200

約数和(自身を除く): 667327918

約数列:

[1, 2, 109, 218, 521, 1042, 11369, 22738, 56789, 113578, 1239221, 2478442, 5923249, 11846498, 645634141, 1291268282]

約数ペア:

[(1, 1291268282), (2, 645634141), (109, 11846498), (218, 5923249), (521, 2478442), (1042, 1239221), (11369, 113578), (22738, 56789)]