8242749

素因数分解:

$3^3\times {\mathrm{37}}^2\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 24

約数和(自身を含む): 12606720

約数和(自身を除く): 4363971

約数列:

[1, 3, 9, 27, 37, 111, 223, 333, 669, 999, 1369, 2007, 4107, 6021, 8251, 12321, 24753, 36963, 74259, 222777, 305287, 915861, 2747583, 8242749]

約数ペア:

[(1, 8242749), (3, 2747583), (9, 915861), (27, 305287), (37, 222777), (111, 74259), (223, 36963), (333, 24753), (669, 12321), (999, 8251), (1369, 6021), (2007, 4107)]