31272561

素因数分解:

$3^4\times {\mathrm{233}}^1\times {\mathrm{1657}}^1$

素因数の和:1902

約数の個数: 20

約数和(自身を含む): 46944612

約数和(自身を除く): 15672051

約数列:

[1, 3, 9, 27, 81, 233, 699, 1657, 2097, 4971, 6291, 14913, 18873, 44739, 134217, 386081, 1158243, 3474729, 10424187, 31272561]

約数ペア:

[(1, 31272561), (3, 10424187), (9, 3474729), (27, 1158243), (81, 386081), (233, 134217), (699, 44739), (1657, 18873), (2097, 14913), (4971, 6291)]