257141434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{403043}}^1$

素因数の和:403085

約数の個数: 16

約数和(自身を含む): 435287520

約数和(自身を除く): 178146086

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 403043, 806086, 4433473, 8866946, 11688247, 23376494, 128570717, 257141434]

約数ペア:

[(1, 257141434), (2, 128570717), (11, 23376494), (22, 11688247), (29, 8866946), (58, 4433473), (319, 806086), (638, 403043)]