56793919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21521}}^1$

素因数の和:21570

約数の個数: 16

約数和(自身を含む): 72313920

約数和(自身を除く): 15520001

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 21521, 150647, 279773, 624109, 1958411, 4368763, 8113417, 56793919]

約数ペア:

[(1, 56793919), (7, 8113417), (13, 4368763), (29, 1958411), (91, 624109), (203, 279773), (377, 150647), (2639, 21521)]