638989829

素因数分解:

${\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{2591}}^1$

素因数の和:2860

約数の個数: 16

約数和(自身を含む): 688642560

約数和(自身を除く): 49652731

約数列:

[1, 17, 89, 163, 1513, 2591, 2771, 14507, 44047, 230599, 246619, 422333, 3920183, 7179661, 37587637, 638989829]

約数ペア:

[(1, 638989829), (17, 37587637), (89, 7179661), (163, 3920183), (1513, 422333), (2591, 246619), (2771, 230599), (14507, 44047)]