291209056

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{128173}}^1$

素因数の和:128254

約数の個数: 24

約数和(自身を含む): 581397264

約数和(自身を除く): 290188208

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 128173, 256346, 512692, 1025384, 2050768, 4101536, 9100283, 18200566, 36401132, 72802264, 145604528, 291209056]

約数ペア:

[(1, 291209056), (2, 145604528), (4, 72802264), (8, 36401132), (16, 18200566), (32, 9100283), (71, 4101536), (142, 2050768), (284, 1025384), (568, 512692), (1136, 256346), (2272, 128173)]