257963402

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{16333}}^1$

素因数の和:16537

約数の個数: 16

約数和(自身を含む): 396916200

約数和(自身を除く): 138952798

約数列:

[1, 2, 53, 106, 149, 298, 7897, 15794, 16333, 32666, 865649, 1731298, 2433617, 4867234, 128981701, 257963402]

約数ペア:

[(1, 257963402), (2, 128981701), (53, 4867234), (106, 2433617), (149, 1731298), (298, 865649), (7897, 32666), (15794, 16333)]