17120751

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 25521408

約数和(自身を除く): 8400657

約数列:

[1, 3, 17, 37, 43, 51, 111, 129, 211, 629, 633, 731, 1591, 1887, 2193, 3587, 4773, 7807, 9073, 10761, 23421, 27047, 27219, 81141, 132719, 154241, 335701, 398157, 462723, 1007103, 5706917, 17120751]

約数ペア:

[(1, 17120751), (3, 5706917), (17, 1007103), (37, 462723), (43, 398157), (51, 335701), (111, 154241), (129, 132719), (211, 81141), (629, 27219), (633, 27047), (731, 23421), (1591, 10761), (1887, 9073), (2193, 7807), (3587, 4773)]