256341886

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{26597}}^1$

素因数の和:26739

約数の個数: 16

約数和(自身を含む): 395778240

約数和(自身を除く): 139436354

約数列:

[1, 2, 61, 79, 122, 158, 4819, 9638, 26597, 53194, 1622417, 2101163, 3244834, 4202326, 128170943, 256341886]

約数ペア:

[(1, 256341886), (2, 128170943), (61, 4202326), (79, 3244834), (122, 2101163), (158, 1622417), (4819, 53194), (9638, 26597)]