81118312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1811}}^1$

素因数の和:2337

約数の個数: 32

約数和(自身を含む): 166341600

約数和(自身を除く): 85223288

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 509, 1018, 1811, 2036, 3622, 4072, 5599, 7244, 11198, 14488, 19921, 22396, 39842, 44792, 79684, 159368, 921799, 1843598, 3687196, 7374392, 10139789, 20279578, 40559156, 81118312]

約数ペア:

[(1, 81118312), (2, 40559156), (4, 20279578), (8, 10139789), (11, 7374392), (22, 3687196), (44, 1843598), (88, 921799), (509, 159368), (1018, 79684), (1811, 44792), (2036, 39842), (3622, 22396), (4072, 19921), (5599, 14488), (7244, 11198)]