12865923

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 23115456

約数和(自身を除く): 10249533

約数列:

[1, 3, 7, 9, 17, 21, 41, 51, 63, 119, 123, 153, 287, 293, 357, 369, 697, 861, 879, 1071, 2051, 2091, 2583, 2637, 4879, 4981, 6153, 6273, 12013, 14637, 14943, 18459, 34867, 36039, 43911, 44829, 84091, 104601, 108117, 204221, 252273, 313803, 612663, 756819, 1429547, 1837989, 4288641, 12865923]

約数ペア:

[(1, 12865923), (3, 4288641), (7, 1837989), (9, 1429547), (17, 756819), (21, 612663), (41, 313803), (51, 252273), (63, 204221), (119, 108117), (123, 104601), (153, 84091), (287, 44829), (293, 43911), (357, 36039), (369, 34867), (697, 18459), (861, 14943), (879, 14637), (1071, 12013), (2051, 6273), (2091, 6153), (2583, 4981), (2637, 4879)]