17920794537

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{1753}}^1\times {\mathrm{2069}}^1$

素因数の和:3895

約数の個数: 40

約数和(自身を含む): 27238111560

約数和(自身を除く): 9317317023

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 1753, 2069, 4941, 5259, 6207, 15777, 18621, 47331, 55863, 106933, 126209, 141993, 167589, 320799, 378627, 962397, 1135881, 2887191, 3407643, 3626957, 8661573, 10222929, 10880871, 32642613, 97927839, 221244377, 293783517, 663733131, 1991199393, 5973598179, 17920794537]

約数ペア:

[(1, 17920794537), (3, 5973598179), (9, 1991199393), (27, 663733131), (61, 293783517), (81, 221244377), (183, 97927839), (549, 32642613), (1647, 10880871), (1753, 10222929), (2069, 8661573), (4941, 3626957), (5259, 3407643), (6207, 2887191), (15777, 1135881), (18621, 962397), (47331, 378627), (55863, 320799), (106933, 167589), (126209, 141993)]