7890939

素因数分解:

$3^5\times 7^1\times {\mathrm{4639}}^1$

素因数の和:4661

約数の個数: 24

約数和(自身を含む): 13511680

約数和(自身を除く): 5620741

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 4639, 13917, 32473, 41751, 97419, 125253, 292257, 375759, 876771, 1127277, 2630313, 7890939]

約数ペア:

[(1, 7890939), (3, 2630313), (7, 1127277), (9, 876771), (21, 375759), (27, 292257), (63, 125253), (81, 97419), (189, 41751), (243, 32473), (567, 13917), (1701, 4639)]