4990503

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 8199792

約数和(自身を除く): 3209289

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 1997, 2499, 5991, 13979, 33949, 41937, 97853, 101847, 237643, 293559, 712929, 1663501, 4990503]

約数ペア:

[(1, 4990503), (3, 1663501), (7, 712929), (17, 293559), (21, 237643), (49, 101847), (51, 97853), (119, 41937), (147, 33949), (357, 13979), (833, 5991), (1997, 2499)]