2985521

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 3939840

約数和(自身を除く): 954319

約数列:

[1, 7, 11, 29, 49, 77, 191, 203, 319, 539, 1337, 1421, 2101, 2233, 5539, 9359, 14707, 15631, 38773, 60929, 102949, 271411, 426503, 2985521]

約数ペア:

[(1, 2985521), (7, 426503), (11, 271411), (29, 102949), (49, 60929), (77, 38773), (191, 15631), (203, 14707), (319, 9359), (539, 5539), (1337, 2233), (1421, 2101)]