55179621

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20369}}^1$

素因数の和:20425

約数の個数: 24

約数和(自身を含む): 93213120

約数和(自身を除く): 38033499

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 20369, 61107, 142583, 183321, 427749, 875867, 1283247, 2627601, 6131069, 7882803, 18393207, 55179621]

約数ペア:

[(1, 55179621), (3, 18393207), (7, 7882803), (9, 6131069), (21, 2627601), (43, 1283247), (63, 875867), (129, 427749), (301, 183321), (387, 142583), (903, 61107), (2709, 20369)]