64940764

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{12143}}^1$

素因数の和:12345

約数の個数: 24

約数和(自身を含む): 130572288

約数和(自身を除く): 65631524

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 5348, 12143, 24286, 48572, 85001, 170002, 340004, 2319313, 4638626, 9277252, 16235191, 32470382, 64940764]

約数ペア:

[(1, 64940764), (2, 32470382), (4, 16235191), (7, 9277252), (14, 4638626), (28, 2319313), (191, 340004), (382, 170002), (764, 85001), (1337, 48572), (2674, 24286), (5348, 12143)]