381569356

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{20431}}^1$

素因数の和:20494

約数の個数: 48

約数和(自身を含む): 823818240

約数和(自身を除く): 442248884

約数列:

[1, 2, 4, 7, 14, 23, 28, 29, 46, 58, 92, 116, 161, 203, 322, 406, 644, 667, 812, 1334, 2668, 4669, 9338, 18676, 20431, 40862, 81724, 143017, 286034, 469913, 572068, 592499, 939826, 1184998, 1879652, 2369996, 3289391, 4147493, 6578782, 8294986, 13157564, 13627477, 16589972, 27254954, 54509908, 95392339, 190784678, 381569356]

約数ペア:

[(1, 381569356), (2, 190784678), (4, 95392339), (7, 54509908), (14, 27254954), (23, 16589972), (28, 13627477), (29, 13157564), (46, 8294986), (58, 6578782), (92, 4147493), (116, 3289391), (161, 2369996), (203, 1879652), (322, 1184998), (406, 939826), (644, 592499), (667, 572068), (812, 469913), (1334, 286034), (2668, 143017), (4669, 81724), (9338, 40862), (18676, 20431)]