205057798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{71}}^2$

素因数の和:241

約数の個数: 36

約数和(自身を含む): 348440724

約数和(自身を除く): 143382926

約数列:

[1, 2, 11, 22, 43, 71, 86, 142, 473, 781, 946, 1562, 1849, 3053, 3698, 5041, 6106, 10082, 20339, 33583, 40678, 55451, 67166, 110902, 131279, 216763, 262558, 433526, 1444069, 2384393, 2888138, 4768786, 9320809, 18641618, 102528899, 205057798]

約数ペア:

[(1, 205057798), (2, 102528899), (11, 18641618), (22, 9320809), (43, 4768786), (71, 2888138), (86, 2384393), (142, 1444069), (473, 433526), (781, 262558), (946, 216763), (1562, 131279), (1849, 110902), (3053, 67166), (3698, 55451), (5041, 40678), (6106, 33583), (10082, 20339)]