17291707821

素因数分解:

$3^3\times {\mathrm{1999}}^1\times {\mathrm{320377}}^1$

素因数の和:322385

約数の個数: 16

約数和(自身を含む): 25630240000

約数和(自身を除く): 8338532179

約数列:

[1, 3, 9, 27, 1999, 5997, 17991, 53973, 320377, 961131, 2883393, 8650179, 640433623, 1921300869, 5763902607, 17291707821]

約数ペア:

[(1, 17291707821), (3, 5763902607), (9, 1921300869), (27, 640433623), (1999, 8650179), (5997, 2883393), (17991, 961131), (53973, 320377)]