5197555

素因数分解:

$5^1\times {\mathrm{11}}^4\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 20

約数和(自身を含む): 6957360

約数和(自身を除く): 1759805

約数列:

[1, 5, 11, 55, 71, 121, 355, 605, 781, 1331, 3905, 6655, 8591, 14641, 42955, 73205, 94501, 472505, 1039511, 5197555]

約数ペア:

[(1, 5197555), (5, 1039511), (11, 472505), (55, 94501), (71, 73205), (121, 42955), (355, 14641), (605, 8591), (781, 6655), (1331, 3905)]