388914916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{439949}}^1$

素因数の和:439983

約数の個数: 24

約数和(自身を含む): 776071800

約数和(自身を除く): 387156884

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 439949, 879898, 1759796, 5719337, 7479133, 11438674, 14958266, 22877348, 29916532, 97228729, 194457458, 388914916]

約数ペア:

[(1, 388914916), (2, 194457458), (4, 97228729), (13, 29916532), (17, 22877348), (26, 14958266), (34, 11438674), (52, 7479133), (68, 5719337), (221, 1759796), (442, 879898), (884, 439949)]