84971673

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{7547}}^1$

素因数の和:7698

約数の個数: 20

約数和(自身を含む): 127863120

約数和(自身を除く): 42891447

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 7547, 11259, 22641, 67923, 203769, 611307, 1049033, 3147099, 9441297, 28323891, 84971673]

約数ペア:

[(1, 84971673), (3, 28323891), (9, 9441297), (27, 3147099), (81, 1049033), (139, 611307), (417, 203769), (1251, 67923), (3753, 22641), (7547, 11259)]