168747865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13883}}^1$

素因数の和:13929

約数の個数: 32

約数和(自身を含む): 251911296

約数和(自身を除く): 83163431

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2431, 12155, 13883, 69415, 152713, 180479, 236011, 763565, 902395, 1180055, 1985269, 2596121, 3068143, 9926345, 12980605, 15340715, 33749573, 168747865]

約数ペア:

[(1, 168747865), (5, 33749573), (11, 15340715), (13, 12980605), (17, 9926345), (55, 3068143), (65, 2596121), (85, 1985269), (143, 1180055), (187, 902395), (221, 763565), (715, 236011), (935, 180479), (1105, 152713), (2431, 69415), (12155, 13883)]