7716789

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{2027}}^1$

素因数の和:2086

約数の個数: 20

約数和(自身を含む): 11778624

約数和(自身を除く): 4061835

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 2027, 3807, 6081, 18243, 54729, 95269, 164187, 285807, 857421, 2572263, 7716789]

約数ペア:

[(1, 7716789), (3, 2572263), (9, 857421), (27, 285807), (47, 164187), (81, 95269), (141, 54729), (423, 18243), (1269, 6081), (2027, 3807)]