9870741

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3974

約数の個数: 20

約数和(自身を含む): 15224704

約数和(自身を除く): 5353963

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 3931, 11793, 35379, 106137, 121861, 318411, 365583, 1096749, 3290247, 9870741]

約数ペア:

[(1, 9870741), (3, 3290247), (9, 1096749), (27, 365583), (31, 318411), (81, 121861), (93, 106137), (279, 35379), (837, 11793), (2511, 3931)]