261901674

素因数分解:

$2^1\times 3^4\times {\mathrm{1616677}}^1$

素因数の和:1616691

約数の個数: 20

約数和(自身を含む): 586854114

約数和(自身を除く): 324952440

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1616677, 3233354, 4850031, 9700062, 14550093, 29100186, 43650279, 87300558, 130950837, 261901674]

約数ペア:

[(1, 261901674), (2, 130950837), (3, 87300558), (6, 43650279), (9, 29100186), (18, 14550093), (27, 9700062), (54, 4850031), (81, 3233354), (162, 1616677)]