65278266

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{639983}}^1$

素因数の和:640005

約数の個数: 16

約数和(自身を含む): 138236544

約数和(自身を除く): 72958278

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 639983, 1279966, 1919949, 3839898, 10879711, 21759422, 32639133, 65278266]

約数ペア:

[(1, 65278266), (2, 32639133), (3, 21759422), (6, 10879711), (17, 3839898), (34, 1919949), (51, 1279966), (102, 639983)]