168543909

素因数分解:

$3^4\times {\mathrm{401}}^1\times {\mathrm{5189}}^1$

素因数の和:5602

約数の個数: 20

約数和(自身を含む): 252451980

約数和(自身を除く): 83908071

約数列:

[1, 3, 9, 27, 81, 401, 1203, 3609, 5189, 10827, 15567, 32481, 46701, 140103, 420309, 2080789, 6242367, 18727101, 56181303, 168543909]

約数ペア:

[(1, 168543909), (3, 56181303), (9, 18727101), (27, 6242367), (81, 2080789), (401, 420309), (1203, 140103), (3609, 46701), (5189, 32481), (10827, 15567)]