128090564

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157747}}^1$

素因数の和:157787

約数の個数: 24

約数和(自身を含む): 265016640

約数和(自身を除く): 136926076

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 157747, 315494, 630988, 1104229, 2208458, 4416916, 4574663, 9149326, 18298652, 32022641, 64045282, 128090564]

約数ペア:

[(1, 128090564), (2, 64045282), (4, 32022641), (7, 18298652), (14, 9149326), (28, 4574663), (29, 4416916), (58, 2208458), (116, 1104229), (203, 630988), (406, 315494), (812, 157747)]