12916813

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3301}}^1$

素因数の和:3364

約数の個数: 16

約数和(自身を含む): 16272256

約数和(自身を除く): 3355443

約数列:

[1, 7, 13, 43, 91, 301, 559, 3301, 3913, 23107, 42913, 141943, 300391, 993601, 1845259, 12916813]

約数ペア:

[(1, 12916813), (7, 1845259), (13, 993601), (43, 300391), (91, 141943), (301, 42913), (559, 23107), (3301, 3913)]