128414872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{6793}}^1$

素因数の和:6955

約数の個数: 32

約数和(自身を含む): 256813200

約数和(自身を除く): 128398328

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 139, 278, 556, 1112, 2363, 4726, 6793, 9452, 13586, 18904, 27172, 54344, 115481, 230962, 461924, 923848, 944227, 1888454, 3776908, 7553816, 16051859, 32103718, 64207436, 128414872]

約数ペア:

[(1, 128414872), (2, 64207436), (4, 32103718), (8, 16051859), (17, 7553816), (34, 3776908), (68, 1888454), (136, 944227), (139, 923848), (278, 461924), (556, 230962), (1112, 115481), (2363, 54344), (4726, 27172), (6793, 18904), (9452, 13586)]