87370209

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{4447}}^1$

素因数の和:4549

約数の個数: 24

約数和(自身を含む): 131838720

約数和(自身を除く): 44468511

約数列:

[1, 3, 9, 37, 59, 111, 177, 333, 531, 2183, 4447, 6549, 13341, 19647, 40023, 164539, 262373, 493617, 787119, 1480851, 2361357, 9707801, 29123403, 87370209]

約数ペア:

[(1, 87370209), (3, 29123403), (9, 9707801), (37, 2361357), (59, 1480851), (111, 787119), (177, 493617), (333, 262373), (531, 164539), (2183, 40023), (4447, 19647), (6549, 13341)]