55290321

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7219}}^1$

素因数の和:7285

約数の個数: 24

約数和(自身を含む): 85600320

約数和(自身を除く): 30309999

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7219, 7659, 21657, 64971, 166037, 267103, 498111, 801309, 1494333, 2403927, 6143369, 18430107, 55290321]

約数ペア:

[(1, 55290321), (3, 18430107), (9, 6143369), (23, 2403927), (37, 1494333), (69, 801309), (111, 498111), (207, 267103), (333, 166037), (851, 64971), (2553, 21657), (7219, 7659)]