128218264

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{202877}}^1$

素因数の和:202962

約数の個数: 16

約数和(自身を含む): 243453600

約数和(自身を除く): 115235336

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 202877, 405754, 811508, 1623016, 16027283, 32054566, 64109132, 128218264]

約数ペア:

[(1, 128218264), (2, 64109132), (4, 32054566), (8, 16027283), (79, 1623016), (158, 811508), (316, 405754), (632, 202877)]