257042004

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{189559}}^1$

素因数の和:189679

約数の個数: 24

約数和(自身を含む): 605075520

約数和(自身を除く): 348033516

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 189559, 379118, 568677, 758236, 1137354, 2274708, 21420167, 42840334, 64260501, 85680668, 128521002, 257042004]

約数ペア:

[(1, 257042004), (2, 128521002), (3, 85680668), (4, 64260501), (6, 42840334), (12, 21420167), (113, 2274708), (226, 1137354), (339, 758236), (452, 568677), (678, 379118), (1356, 189559)]