13920159

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3079}}^1$

素因数の和:3230

約数の個数: 16

約数和(自身を含む): 20401920

約数和(自身を除く): 6481761

約数列:

[1, 3, 11, 33, 137, 411, 1507, 3079, 4521, 9237, 33869, 101607, 421823, 1265469, 4640053, 13920159]

約数ペア:

[(1, 13920159), (3, 4640053), (11, 1265469), (33, 421823), (137, 101607), (411, 33869), (1507, 9237), (3079, 4521)]