261600921

素因数分解:

$3^6\times {\mathrm{241}}^1\times {\mathrm{1489}}^1$

素因数の和:1748

約数の個数: 28

約数和(自身を含む): 394113940

約数和(自身を除く): 132513019

約数列:

[1, 3, 9, 27, 81, 241, 243, 723, 729, 1489, 2169, 4467, 6507, 13401, 19521, 40203, 58563, 120609, 175689, 358849, 361827, 1076547, 1085481, 3229641, 9688923, 29066769, 87200307, 261600921]

約数ペア:

[(1, 261600921), (3, 87200307), (9, 29066769), (27, 9688923), (81, 3229641), (241, 1085481), (243, 1076547), (723, 361827), (729, 358849), (1489, 175689), (2169, 120609), (4467, 58563), (6507, 40203), (13401, 19521)]