12507999

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8389}}^1$

素因数の和:8470

約数の個数: 16

約数和(自身を含む): 19330560

約数和(自身を除く): 6822561

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 8389, 25167, 58723, 176169, 595619, 1786857, 4169333, 12507999]

約数ペア:

[(1, 12507999), (3, 4169333), (7, 1786857), (21, 595619), (71, 176169), (213, 58723), (497, 25167), (1491, 8389)]