12389655

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5261}}^1$

素因数の和:5426

約数の個数: 16

約数和(自身を含む): 19953504

約数和(自身を除く): 7563849

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 5261, 15783, 26305, 78915, 825977, 2477931, 4129885, 12389655]

約数ペア:

[(1, 12389655), (3, 4129885), (5, 2477931), (15, 825977), (157, 78915), (471, 26305), (785, 15783), (2355, 5261)]