257130982

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{56963}}^1$

素因数の和:57063

約数の個数: 16

約数和(自身を含む): 402621552

約数和(自身を除く): 145490570

約数列:

[1, 2, 37, 61, 74, 122, 2257, 4514, 56963, 113926, 2107631, 3474743, 4215262, 6949486, 128565491, 257130982]

約数ペア:

[(1, 257130982), (2, 128565491), (37, 6949486), (61, 4215262), (74, 3474743), (122, 2107631), (2257, 113926), (4514, 56963)]