257996854

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1\times {\mathrm{3271}}^1$

素因数の和:3735

約数の個数: 16

約数和(自身を含む): 391658400

約数和(自身を除く): 133661546

約数列:

[1, 2, 113, 226, 349, 698, 3271, 6542, 39437, 78874, 369623, 739246, 1141579, 2283158, 128998427, 257996854]

約数ペア:

[(1, 257996854), (2, 128998427), (113, 2283158), (226, 1141579), (349, 739246), (698, 369623), (3271, 78874), (6542, 39437)]