12706638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 30578688

約数和(自身を除く): 17872050

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 47, 82, 94, 123, 141, 157, 246, 282, 287, 314, 329, 471, 574, 658, 861, 942, 987, 1099, 1722, 1927, 1974, 2198, 3297, 3854, 5781, 6437, 6594, 7379, 11562, 12874, 13489, 14758, 19311, 22137, 26978, 38622, 40467, 44274, 45059, 51653, 80934, 90118, 103306, 135177, 154959, 270354, 302539, 309918, 605078, 907617, 1815234, 2117773, 4235546, 6353319, 12706638]

約数ペア:

[(1, 12706638), (2, 6353319), (3, 4235546), (6, 2117773), (7, 1815234), (14, 907617), (21, 605078), (41, 309918), (42, 302539), (47, 270354), (82, 154959), (94, 135177), (123, 103306), (141, 90118), (157, 80934), (246, 51653), (282, 45059), (287, 44274), (314, 40467), (329, 38622), (471, 26978), (574, 22137), (658, 19311), (861, 14758), (942, 13489), (987, 12874), (1099, 11562), (1722, 7379), (1927, 6594), (1974, 6437), (2198, 5781), (3297, 3854)]