128477144

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{3727}}^1$

素因数の和:3903

約数の個数: 32

約数和(自身を含む): 250521600

約数和(自身を除く): 122044456

約数列:

[1, 2, 4, 8, 31, 62, 124, 139, 248, 278, 556, 1112, 3727, 4309, 7454, 8618, 14908, 17236, 29816, 34472, 115537, 231074, 462148, 518053, 924296, 1036106, 2072212, 4144424, 16059643, 32119286, 64238572, 128477144]

約数ペア:

[(1, 128477144), (2, 64238572), (4, 32119286), (8, 16059643), (31, 4144424), (62, 2072212), (124, 1036106), (139, 924296), (248, 518053), (278, 462148), (556, 231074), (1112, 115537), (3727, 34472), (4309, 29816), (7454, 17236), (8618, 14908)]