678676548

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{223543}}^1$

素因数の和:223584

約数の個数: 48

約数和(自身を含む): 1802658816

約数和(自身を除く): 1123982268

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 223543, 447086, 670629, 894172, 1341258, 2458973, 2682516, 4917946, 5141489, 7376919, 9835892, 10282978, 14753838, 15424467, 20565956, 29507676, 30848934, 56556379, 61697868, 113112758, 169669137, 226225516, 339338274, 678676548]

約数ペア:

[(1, 678676548), (2, 339338274), (3, 226225516), (4, 169669137), (6, 113112758), (11, 61697868), (12, 56556379), (22, 30848934), (23, 29507676), (33, 20565956), (44, 15424467), (46, 14753838), (66, 10282978), (69, 9835892), (92, 7376919), (132, 5141489), (138, 4917946), (253, 2682516), (276, 2458973), (506, 1341258), (759, 894172), (1012, 670629), (1518, 447086), (3036, 223543)]