257376009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{56929}}^1$

素因数の和:57080

約数の個数: 16

約数和(自身を含む): 377104320

約数和(自身を除く): 119728311

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 56929, 170787, 626219, 1878657, 7799273, 23397819, 85792003, 257376009]

約数ペア:

[(1, 257376009), (3, 85792003), (11, 23397819), (33, 7799273), (137, 1878657), (411, 626219), (1507, 170787), (4521, 56929)]