669654

素因数分解:

$2^1\times 3^3\times {\mathrm{12401}}^1$

素因数の和:12412

約数の個数: 16

約数和(自身を含む): 1488240

約数和(自身を除く): 818586

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 12401, 24802, 37203, 74406, 111609, 223218, 334827, 669654]

約数ペア:

[(1, 669654), (2, 334827), (3, 223218), (6, 111609), (9, 74406), (18, 37203), (27, 24802), (54, 12401)]