8520771

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 13547520

約数和(自身を除く): 5026749

約数列:

[1, 3, 7, 21, 47, 89, 97, 141, 267, 291, 329, 623, 679, 987, 1869, 2037, 4183, 4559, 8633, 12549, 13677, 25899, 29281, 31913, 60431, 87843, 95739, 181293, 405751, 1217253, 2840257, 8520771]

約数ペア:

[(1, 8520771), (3, 2840257), (7, 1217253), (21, 405751), (47, 181293), (89, 95739), (97, 87843), (141, 60431), (267, 31913), (291, 29281), (329, 25899), (623, 13677), (679, 12549), (987, 8633), (1869, 4559), (2037, 4183)]