64943676

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257713}}^1$

素因数の和:257730

約数の個数: 36

約数和(自身を含む): 187615792

約数和(自身を除く): 122672116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257713, 515426, 773139, 1030852, 1546278, 1803991, 2319417, 3092556, 3607982, 4638834, 5411973, 7215964, 9277668, 10823946, 16235919, 21647892, 32471838, 64943676]

約数ペア:

[(1, 64943676), (2, 32471838), (3, 21647892), (4, 16235919), (6, 10823946), (7, 9277668), (9, 7215964), (12, 5411973), (14, 4638834), (18, 3607982), (21, 3092556), (28, 2319417), (36, 1803991), (42, 1546278), (63, 1030852), (84, 773139), (126, 515426), (252, 257713)]