257152442

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{12823}}^1$

素因数の和:13133

約数の個数: 16

約数和(自身を含む): 397646592

約数和(自身を除く): 140494150

約数列:

[1, 2, 37, 74, 271, 542, 10027, 12823, 20054, 25646, 474451, 948902, 3475033, 6950066, 128576221, 257152442]

約数ペア:

[(1, 257152442), (2, 128576221), (37, 6950066), (74, 3475033), (271, 948902), (542, 474451), (10027, 25646), (12823, 20054)]