12492501

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4999}}^1$

素因数の和:5033

約数の個数: 24

約数和(自身を含む): 20520000

約数和(自身を除く): 8027499

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 4999, 14997, 34993, 84983, 104979, 244951, 254949, 594881, 734853, 1784643, 4164167, 12492501]

約数ペア:

[(1, 12492501), (3, 4164167), (7, 1784643), (17, 734853), (21, 594881), (49, 254949), (51, 244951), (119, 104979), (147, 84983), (357, 34993), (833, 14997), (2499, 4999)]