66628168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{489913}}^1$

素因数の和:489936

約数の個数: 16

約数和(自身を含む): 132276780

約数和(自身を除く): 65648612

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 489913, 979826, 1959652, 3919304, 8328521, 16657042, 33314084, 66628168]

約数ペア:

[(1, 66628168), (2, 33314084), (4, 16657042), (8, 8328521), (17, 3919304), (34, 1959652), (68, 979826), (136, 489913)]