289366064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1391183}}^1$

素因数の和:1391204

約数の個数: 20

約数和(自身を含む): 603773856

約数和(自身を除く): 314407792

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1391183, 2782366, 5564732, 11129464, 18085379, 22258928, 36170758, 72341516, 144683032, 289366064]

約数ペア:

[(1, 289366064), (2, 144683032), (4, 72341516), (8, 36170758), (13, 22258928), (16, 18085379), (26, 11129464), (52, 5564732), (104, 2782366), (208, 1391183)]