201312568

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 381600000

約数和(自身を除く): 180287432

約数列:

[1, 2, 4, 8, 211, 239, 422, 478, 499, 844, 956, 998, 1688, 1912, 1996, 3992, 50429, 100858, 105289, 119261, 201716, 210578, 238522, 403432, 421156, 477044, 842312, 954088, 25164071, 50328142, 100656284, 201312568]

約数ペア:

[(1, 201312568), (2, 100656284), (4, 50328142), (8, 25164071), (211, 954088), (239, 842312), (422, 477044), (478, 421156), (499, 403432), (844, 238522), (956, 210578), (998, 201716), (1688, 119261), (1912, 105289), (1996, 100858), (3992, 50429)]