66977552

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{246241}}^1$

素因数の和:246266

約数の個数: 20

約数和(自身を含む): 137403036

約数和(自身を除く): 70425484

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 246241, 492482, 984964, 1969928, 3939856, 4186097, 8372194, 16744388, 33488776, 66977552]

約数ペア:

[(1, 66977552), (2, 33488776), (4, 16744388), (8, 8372194), (16, 4186097), (17, 3939856), (34, 1969928), (68, 984964), (136, 492482), (272, 246241)]