61320357

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13709}}^1$

素因数の和:13793

約数の個数: 24

約数和(自身を含む): 102660480

約数和(自身を除く): 41340123

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 13709, 41127, 95963, 123381, 287889, 863667, 973339, 2920017, 6813373, 8760051, 20440119, 61320357]

約数ペア:

[(1, 61320357), (3, 20440119), (7, 8760051), (9, 6813373), (21, 2920017), (63, 973339), (71, 863667), (213, 287889), (497, 123381), (639, 95963), (1491, 41127), (4473, 13709)]