248174979843

素因数分解:

$3^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{331}}^1\times {\mathrm{21341}}^1$

素因数の和:21928

約数の個数: 48

約数和(自身を含む): 387720967680

約数和(自身を除く): 139545987837

約数列:

[1, 3, 7, 21, 49, 147, 239, 331, 717, 993, 1673, 2317, 5019, 6951, 11711, 16219, 21341, 35133, 48657, 64023, 79109, 149387, 237327, 448161, 553763, 1045709, 1661289, 3137127, 3876341, 5100499, 7063871, 11629023, 15301497, 21191613, 35703493, 49447097, 107110479, 148341291, 249924451, 346129679, 749773353, 1038389037, 1688265169, 5064795507, 11817856183, 35453568549, 82724993281, 248174979843]

約数ペア:

[(1, 248174979843), (3, 82724993281), (7, 35453568549), (21, 11817856183), (49, 5064795507), (147, 1688265169), (239, 1038389037), (331, 749773353), (717, 346129679), (993, 249924451), (1673, 148341291), (2317, 107110479), (5019, 49447097), (6951, 35703493), (11711, 21191613), (16219, 15301497), (21341, 11629023), (35133, 7063871), (48657, 5100499), (64023, 3876341), (79109, 3137127), (149387, 1661289), (237327, 1045709), (448161, 553763)]