389638652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{174257}}^1$

素因数の和:174317

約数の個数: 24

約数和(自身を含む): 751400496

約数和(自身を除く): 361761844

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 174257, 348514, 697028, 2265341, 4530682, 7493051, 9061364, 14986102, 29972204, 97409663, 194819326, 389638652]

約数ペア:

[(1, 389638652), (2, 194819326), (4, 97409663), (13, 29972204), (26, 14986102), (43, 9061364), (52, 7493051), (86, 4530682), (172, 2265341), (559, 697028), (1118, 348514), (2236, 174257)]