161170256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{774857}}^1$

素因数の和:774878

約数の個数: 20

約数和(自身を含む): 336288372

約数和(自身を除く): 175118116

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 774857, 1549714, 3099428, 6198856, 10073141, 12397712, 20146282, 40292564, 80585128, 161170256]

約数ペア:

[(1, 161170256), (2, 80585128), (4, 40292564), (8, 20146282), (13, 12397712), (16, 10073141), (26, 6198856), (52, 3099428), (104, 1549714), (208, 774857)]