257492594

素因数分解:

$2^1\times {\mathrm{241}}^1\times {\mathrm{719}}^1\times {\mathrm{743}}^1$

素因数の和:1705

約数の個数: 16

約数和(自身を含む): 388903680

約数和(自身を除く): 131411086

約数列:

[1, 2, 241, 482, 719, 743, 1438, 1486, 173279, 179063, 346558, 358126, 534217, 1068434, 128746297, 257492594]

約数ペア:

[(1, 257492594), (2, 128746297), (241, 1068434), (482, 534217), (719, 358126), (743, 346558), (1438, 179063), (1486, 173279)]