249771207

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 410821632

約数和(自身を除く): 161050425

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 361, 399, 701, 893, 987, 1083, 2103, 2527, 2679, 4907, 6251, 7581, 13319, 14721, 16967, 18753, 32947, 39957, 50901, 93233, 98841, 118769, 230629, 253061, 279699, 356307, 625993, 691887, 759183, 1771427, 1877979, 4381951, 5314281, 11893867, 13145853, 35681601, 83257069, 249771207]

約数ペア:

[(1, 249771207), (3, 83257069), (7, 35681601), (19, 13145853), (21, 11893867), (47, 5314281), (57, 4381951), (133, 1877979), (141, 1771427), (329, 759183), (361, 691887), (399, 625993), (701, 356307), (893, 279699), (987, 253061), (1083, 230629), (2103, 118769), (2527, 98841), (2679, 93233), (4907, 50901), (6251, 39957), (7581, 32947), (13319, 18753), (14721, 16967)]