428528907

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{11443}}^1$

素因数の和:11544

約数の個数: 32

約数和(自身を含む): 677484800

約数和(自身を除く): 248955893

約数列:

[1, 3, 9, 19, 27, 57, 73, 171, 219, 513, 657, 1387, 1971, 4161, 11443, 12483, 34329, 37449, 102987, 217417, 308961, 652251, 835339, 1956753, 2506017, 5870259, 7518051, 15871441, 22554153, 47614323, 142842969, 428528907]

約数ペア:

[(1, 428528907), (3, 142842969), (9, 47614323), (19, 22554153), (27, 15871441), (57, 7518051), (73, 5870259), (171, 2506017), (219, 1956753), (513, 835339), (657, 652251), (1387, 308961), (1971, 217417), (4161, 102987), (11443, 37449), (12483, 34329)]