399515326

素因数分解:

$2^1\times 7^2\times {\mathrm{1439}}^1\times {\mathrm{2833}}^1$

素因数の和:4288

約数の個数: 24

約数和(自身を含む): 697844160

約数和(自身を除く): 298328834

約数列:

[1, 2, 7, 14, 49, 98, 1439, 2833, 2878, 5666, 10073, 19831, 20146, 39662, 70511, 138817, 141022, 277634, 4076687, 8153374, 28536809, 57073618, 199757663, 399515326]

約数ペア:

[(1, 399515326), (2, 199757663), (7, 57073618), (14, 28536809), (49, 8153374), (98, 4076687), (1439, 277634), (2833, 141022), (2878, 138817), (5666, 70511), (10073, 39662), (19831, 20146)]