12865821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8699}}^1$

素因数の和:8748

約数の個数: 16

約数和(自身を含む): 18792000

約数和(自身を除く): 5926179

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 8699, 26097, 147883, 252271, 443649, 756813, 4288607, 12865821]

約数ペア:

[(1, 12865821), (3, 4288607), (17, 756813), (29, 443649), (51, 252271), (87, 147883), (493, 26097), (1479, 8699)]