8619471

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 15095808

約数和(自身を除く): 6476337

約数列:

[1, 3, 7, 9, 21, 41, 47, 63, 71, 123, 141, 213, 287, 329, 369, 423, 497, 639, 861, 987, 1491, 1927, 2583, 2911, 2961, 3337, 4473, 5781, 8733, 10011, 13489, 17343, 20377, 23359, 26199, 30033, 40467, 61131, 70077, 121401, 136817, 183393, 210231, 410451, 957719, 1231353, 2873157, 8619471]

約数ペア:

[(1, 8619471), (3, 2873157), (7, 1231353), (9, 957719), (21, 410451), (41, 210231), (47, 183393), (63, 136817), (71, 121401), (123, 70077), (141, 61131), (213, 40467), (287, 30033), (329, 26199), (369, 23359), (423, 20377), (497, 17343), (639, 13489), (861, 10011), (987, 8733), (1491, 5781), (1927, 4473), (2583, 3337), (2911, 2961)]