13120401

素因数分解:

$3^1\times 7^1\times {\mathrm{761}}^1\times {\mathrm{821}}^1$

素因数の和:1592

約数の個数: 16

約数和(自身を含む): 20043648

約数和(自身を除く): 6923247

約数列:

[1, 3, 7, 21, 761, 821, 2283, 2463, 5327, 5747, 15981, 17241, 624781, 1874343, 4373467, 13120401]

約数ペア:

[(1, 13120401), (3, 4373467), (7, 1874343), (21, 624781), (761, 17241), (821, 15981), (2283, 5747), (2463, 5327)]