8118357

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 12300288

約数和(自身を除く): 4181931

約数列:

[1, 3, 13, 39, 43, 47, 103, 129, 141, 309, 559, 611, 1339, 1677, 1833, 2021, 4017, 4429, 4841, 6063, 13287, 14523, 26273, 57577, 62933, 78819, 172731, 188799, 208163, 624489, 2706119, 8118357]

約数ペア:

[(1, 8118357), (3, 2706119), (13, 624489), (39, 208163), (43, 188799), (47, 172731), (103, 78819), (129, 62933), (141, 57577), (309, 26273), (559, 14523), (611, 13287), (1339, 6063), (1677, 4841), (1833, 4429), (2021, 4017)]