28188644

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:584

約数の個数: 36

約数和(自身を含む): 54742800

約数和(自身を除く): 26554156

約数列:

[1, 2, 4, 11, 22, 44, 121, 139, 242, 278, 419, 484, 556, 838, 1529, 1676, 3058, 4609, 6116, 9218, 16819, 18436, 33638, 50699, 58241, 67276, 101398, 116482, 202796, 232964, 640651, 1281302, 2562604, 7047161, 14094322, 28188644]

約数ペア:

[(1, 28188644), (2, 14094322), (4, 7047161), (11, 2562604), (22, 1281302), (44, 640651), (121, 232964), (139, 202796), (242, 116482), (278, 101398), (419, 67276), (484, 58241), (556, 50699), (838, 33638), (1529, 18436), (1676, 16819), (3058, 9218), (4609, 6116)]