7891101

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{2633}}^1$

素因数の和:2682

約数の個数: 20

約数和(自身を含む): 12111132

約数和(自身を除く): 4220031

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2633, 2997, 7899, 23697, 71091, 97421, 213273, 292263, 876789, 2630367, 7891101]

約数ペア:

[(1, 7891101), (3, 2630367), (9, 876789), (27, 292263), (37, 213273), (81, 97421), (111, 71091), (333, 23697), (999, 7899), (2633, 2997)]