72340521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{16001}}^1$

素因数の和:16152

約数の個数: 16

約数和(自身を含む): 105997248

約数和(自身を除く): 33656727

約数列:

[1, 3, 11, 33, 137, 411, 1507, 4521, 16001, 48003, 176011, 528033, 2192137, 6576411, 24113507, 72340521]

約数ペア:

[(1, 72340521), (3, 24113507), (11, 6576411), (33, 2192137), (137, 528033), (411, 176011), (1507, 48003), (4521, 16001)]