66865449

素因数分解:

$3^1\times 7^4\times {\mathrm{9283}}^1$

素因数の和:9314

約数の個数: 20

約数和(自身を含む): 104017936

約数和(自身を除く): 37152487

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 9283, 27849, 64981, 194943, 454867, 1364601, 3184069, 9552207, 22288483, 66865449]

約数ペア:

[(1, 66865449), (3, 22288483), (7, 9552207), (21, 3184069), (49, 1364601), (147, 454867), (343, 194943), (1029, 64981), (2401, 27849), (7203, 9283)]