1378585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 16

約数和(自身を含む): 1806336

約数和(自身を除く): 427751

約数列:

[1, 5, 13, 65, 127, 167, 635, 835, 1651, 2171, 8255, 10855, 21209, 106045, 275717, 1378585]

約数ペア:

[(1, 1378585), (5, 275717), (13, 106045), (65, 21209), (127, 10855), (167, 8255), (635, 2171), (835, 1651)]