1565291

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:290

約数の個数: 16

約数和(自身を含む): 1956864

約数和(自身を除く): 391573

約数列:

[1, 7, 13, 91, 103, 167, 721, 1169, 1339, 2171, 9373, 15197, 17201, 120407, 223613, 1565291]

約数ペア:

[(1, 1565291), (7, 223613), (13, 120407), (91, 17201), (103, 15197), (167, 9373), (721, 2171), (1169, 1339)]