254165769

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21943}}^1$

素因数の和:21979

約数の個数: 40

約数和(自身を含む): 446077632

約数和(自身を除く): 191911863

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1287, 3861, 11583, 21943, 65829, 197487, 241373, 285259, 592461, 724119, 855777, 1777383, 2172357, 2567331, 3137849, 6517071, 7701993, 9413547, 19551213, 23105979, 28240641, 84721923, 254165769]

約数ペア:

[(1, 254165769), (3, 84721923), (9, 28240641), (11, 23105979), (13, 19551213), (27, 9413547), (33, 7701993), (39, 6517071), (81, 3137849), (99, 2567331), (117, 2172357), (143, 1777383), (297, 855777), (351, 724119), (429, 592461), (891, 285259), (1053, 241373), (1287, 197487), (3861, 65829), (11583, 21943)]