81571924

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{36877}}^1$

素因数の和:36967

約数の個数: 24

約数和(自身を含む): 165213440

約数和(自身を除く): 83641516

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 36877, 73754, 147508, 258139, 516278, 1032556, 2913283, 5826566, 11653132, 20392981, 40785962, 81571924]

約数ペア:

[(1, 81571924), (2, 40785962), (4, 20392981), (7, 11653132), (14, 5826566), (28, 2913283), (79, 1032556), (158, 516278), (316, 258139), (553, 147508), (1106, 73754), (2212, 36877)]