127879216

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{743}}^1$

素因数の和:1129

約数の個数: 40

約数和(自身を含む): 256840704

約数和(自身を除く): 128961488

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 347, 496, 694, 743, 1388, 1486, 2776, 2972, 5552, 5944, 10757, 11888, 21514, 23033, 43028, 46066, 86056, 92132, 172112, 184264, 257821, 368528, 515642, 1031284, 2062568, 4125136, 7992451, 15984902, 31969804, 63939608, 127879216]

約数ペア:

[(1, 127879216), (2, 63939608), (4, 31969804), (8, 15984902), (16, 7992451), (31, 4125136), (62, 2062568), (124, 1031284), (248, 515642), (347, 368528), (496, 257821), (694, 184264), (743, 172112), (1388, 92132), (1486, 86056), (2776, 46066), (2972, 43028), (5552, 23033), (5944, 21514), (10757, 11888)]