28641886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{653}}^1$

素因数の和:916

約数の個数: 32

約数和(自身を含む): 53178048

約数和(自身を除く): 24536162

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 241, 482, 653, 1306, 1687, 3133, 3374, 4571, 6266, 8489, 9142, 16978, 21931, 43862, 59423, 118846, 157373, 314746, 1101611, 2045849, 2203222, 4091698, 14320943, 28641886]

約数ペア:

[(1, 28641886), (2, 14320943), (7, 4091698), (13, 2203222), (14, 2045849), (26, 1101611), (91, 314746), (182, 157373), (241, 118846), (482, 59423), (653, 43862), (1306, 21931), (1687, 16978), (3133, 9142), (3374, 8489), (4571, 6266)]