15731901

素因数分解:

$3^4\times {\mathrm{167}}^1\times {\mathrm{1163}}^1$

素因数の和:1342

約数の個数: 20

約数和(自身を含む): 23661792

約数和(自身を除く): 7929891

約数列:

[1, 3, 9, 27, 81, 167, 501, 1163, 1503, 3489, 4509, 10467, 13527, 31401, 94203, 194221, 582663, 1747989, 5243967, 15731901]

約数ペア:

[(1, 15731901), (3, 5243967), (9, 1747989), (27, 582663), (81, 194221), (167, 94203), (501, 31401), (1163, 13527), (1503, 10467), (3489, 4509)]