81189837

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{97001}}^1$

素因数の和:97041

約数の個数: 16

約数和(自身を含む): 124162560

約数和(自身を除く): 42972723

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 97001, 291003, 873009, 2619027, 3007031, 9021093, 27063279, 81189837]

約数ペア:

[(1, 81189837), (3, 27063279), (9, 9021093), (27, 3007031), (31, 2619027), (93, 873009), (279, 291003), (837, 97001)]