15731331

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 27170304

約数和(自身を除く): 11438973

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 121, 123, 151, 231, 287, 363, 451, 453, 847, 861, 1057, 1353, 1661, 2541, 3157, 3171, 4961, 4983, 6191, 9471, 11627, 14883, 18271, 18573, 34727, 34881, 43337, 54813, 68101, 104181, 127897, 130011, 204303, 383691, 476707, 749111, 1430121, 2247333, 5243777, 15731331]

約数ペア:

[(1, 15731331), (3, 5243777), (7, 2247333), (11, 1430121), (21, 749111), (33, 476707), (41, 383691), (77, 204303), (121, 130011), (123, 127897), (151, 104181), (231, 68101), (287, 54813), (363, 43337), (451, 34881), (453, 34727), (847, 18573), (861, 18271), (1057, 14883), (1353, 11627), (1661, 9471), (2541, 6191), (3157, 4983), (3171, 4961)]