12357813

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7369}}^1$

素因数の和:7428

約数の個数: 16

約数和(自身を含む): 18159680

約数和(自身を除く): 5801867

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 7369, 22107, 95797, 287391, 316867, 950601, 4119271, 12357813]

約数ペア:

[(1, 12357813), (3, 4119271), (13, 950601), (39, 316867), (43, 287391), (129, 95797), (559, 22107), (1677, 7369)]