56712789

素因数分解:

$3^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1459}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 93837120

約数和(自身を除く): 37124331

約数列:

[1, 3, 7, 9, 21, 63, 617, 1459, 1851, 4319, 4377, 5553, 10213, 12957, 13131, 30639, 38871, 91917, 900203, 2700609, 6301421, 8101827, 18904263, 56712789]

約数ペア:

[(1, 56712789), (3, 18904263), (7, 8101827), (9, 6301421), (21, 2700609), (63, 900203), (617, 91917), (1459, 38871), (1851, 30639), (4319, 13131), (4377, 12957), (5553, 10213)]