428858493

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{85447}}^1$

素因数の和:85696

約数の個数: 16

約数和(自身を含む): 656240640

約数和(自身を除く): 227382147

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 85447, 256341, 598129, 1794387, 20421833, 61265499, 142952831, 428858493]

約数ペア:

[(1, 428858493), (3, 142952831), (7, 61265499), (21, 20421833), (239, 1794387), (717, 598129), (1673, 256341), (5019, 85447)]