12901881489

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2186389}}^1$

素因数の和:2186680

約数の個数: 16

約数和(自身を含む): 19729983360

約数和(自身を除く): 6828101871

約数列:

[1, 3, 7, 21, 281, 843, 1967, 5901, 2186389, 6559167, 15304723, 45914169, 614375309, 1843125927, 4300627163, 12901881489]

約数ペア:

[(1, 12901881489), (3, 4300627163), (7, 1843125927), (21, 614375309), (281, 45914169), (843, 15304723), (1967, 6559167), (5901, 2186389)]