40624821

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{1907}}^1$

素因数の和:2182

約数の個数: 20

約数和(自身を含む): 60949152

約数和(自身を除く): 20324331

約数列:

[1, 3, 9, 27, 81, 263, 789, 1907, 2367, 5721, 7101, 17163, 21303, 51489, 154467, 501541, 1504623, 4513869, 13541607, 40624821]

約数ペア:

[(1, 40624821), (3, 13541607), (9, 4513869), (27, 1504623), (81, 501541), (263, 154467), (789, 51489), (1907, 21303), (2367, 17163), (5721, 7101)]