257030194

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{8929}}^1$

素因数の和:9357

約数の個数: 16

約数和(自身を含む): 397027800

約数和(自身を除く): 139997606

約数列:

[1, 2, 37, 74, 389, 778, 8929, 14393, 17858, 28786, 330373, 660746, 3473381, 6946762, 128515097, 257030194]

約数ペア:

[(1, 257030194), (2, 128515097), (37, 6946762), (74, 3473381), (389, 660746), (778, 330373), (8929, 28786), (14393, 17858)]