138640476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{888721}}^1$

素因数の和:888741

約数の個数: 24

約数和(自身を含む): 348379024

約数和(自身を除く): 209738548

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 888721, 1777442, 2666163, 3554884, 5332326, 10664652, 11553373, 23106746, 34660119, 46213492, 69320238, 138640476]

約数ペア:

[(1, 138640476), (2, 69320238), (3, 46213492), (4, 34660119), (6, 23106746), (12, 11553373), (13, 10664652), (26, 5332326), (39, 3554884), (52, 2666163), (78, 1777442), (156, 888721)]