87821609

素因数分解:

${\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 98554368

約数和(自身を除く): 10732759

約数列:

[1, 17, 37, 43, 191, 289, 629, 731, 1591, 3247, 7067, 8213, 10693, 12427, 27047, 55199, 120139, 139621, 303881, 459799, 2042363, 2373557, 5165977, 87821609]

約数ペア:

[(1, 87821609), (17, 5165977), (37, 2373557), (43, 2042363), (191, 459799), (289, 303881), (629, 139621), (731, 120139), (1591, 55199), (3247, 27047), (7067, 12427), (8213, 10693)]