16722805

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 22331232

約数和(自身を除く): 5608427

約数列:

[1, 5, 11, 55, 121, 131, 211, 605, 655, 1055, 1441, 2321, 7205, 11605, 15851, 25531, 27641, 79255, 127655, 138205, 304051, 1520255, 3344561, 16722805]

約数ペア:

[(1, 16722805), (5, 3344561), (11, 1520255), (55, 304051), (121, 138205), (131, 127655), (211, 79255), (605, 27641), (655, 25531), (1055, 15851), (1441, 11605), (2321, 7205)]