520080394

素因数分解:

$2^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1\times {\mathrm{6911}}^1$

素因数の和:7301

約数の個数: 16

約数和(自身を含む): 788299776

約数和(自身を除く): 268219382

約数列:

[1, 2, 191, 197, 382, 394, 6911, 13822, 37627, 75254, 1320001, 1361467, 2640002, 2722934, 260040197, 520080394]

約数ペア:

[(1, 520080394), (2, 260040197), (191, 2722934), (197, 2640002), (382, 1361467), (394, 1320001), (6911, 75254), (13822, 37627)]