16558749

素因数分解:

$3^5\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 25133472

約数和(自身を除く): 8574723

約数列:

[1, 3, 9, 27, 81, 83, 243, 249, 747, 821, 2241, 2463, 6723, 7389, 20169, 22167, 66501, 68143, 199503, 204429, 613287, 1839861, 5519583, 16558749]

約数ペア:

[(1, 16558749), (3, 5519583), (9, 1839861), (27, 613287), (81, 204429), (83, 199503), (243, 68143), (249, 66501), (747, 22167), (821, 20169), (2241, 7389), (2463, 6723)]