16381359

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1018

約数の個数: 28

約数和(自身を含む): 25654896

約数和(自身を除く): 9273537

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 977, 1863, 2931, 5589, 8793, 16767, 22471, 26379, 67413, 79137, 202239, 237411, 606717, 712233, 1820151, 5460453, 16381359]

約数ペア:

[(1, 16381359), (3, 5460453), (9, 1820151), (23, 712233), (27, 606717), (69, 237411), (81, 202239), (207, 79137), (243, 67413), (621, 26379), (729, 22471), (977, 16767), (1863, 8793), (2931, 5589)]