216252289

素因数分解:

${\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 246486240

約数和(自身を除く): 30233951

約数列:

[1, 11, 43, 89, 121, 467, 473, 979, 3827, 5137, 5203, 10769, 20081, 41563, 42097, 56507, 220891, 457193, 463067, 1787209, 2429801, 5029123, 19659299, 216252289]

約数ペア:

[(1, 216252289), (11, 19659299), (43, 5029123), (89, 2429801), (121, 1787209), (467, 463067), (473, 457193), (979, 220891), (3827, 56507), (5137, 42097), (5203, 41563), (10769, 20081)]