15721161

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1488

約数の個数: 16

約数和(自身を含む): 21859200

約数和(自身を除く): 6138039

約数列:

[1, 3, 29, 87, 137, 411, 1319, 3957, 3973, 11919, 38251, 114753, 180703, 542109, 5240387, 15721161]

約数ペア:

[(1, 15721161), (3, 5240387), (29, 542109), (87, 180703), (137, 114753), (411, 38251), (1319, 11919), (3957, 3973)]