257474802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3300959}}^1$

素因数の和:3300977

約数の個数: 16

約数和(自身を含む): 554561280

約数和(自身を除く): 297086478

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3300959, 6601918, 9902877, 19805754, 42912467, 85824934, 128737401, 257474802]

約数ペア:

[(1, 257474802), (2, 128737401), (3, 85824934), (6, 42912467), (13, 19805754), (26, 9902877), (39, 6601918), (78, 3300959)]