561840001

素因数分解:

${\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{6569}}^1$

素因数の和:6720

約数の個数: 12

約数和(自身を含む): 587160900

約数和(自身を除く): 25320899

約数列:

[1, 31, 89, 961, 2759, 6569, 85529, 203639, 584641, 6312809, 18123871, 561840001]

約数ペア:

[(1, 561840001), (31, 18123871), (89, 6312809), (961, 584641), (2759, 203639), (6569, 85529)]