629055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2015

約数の個数: 24

約数和(自身を含む): 1246752

約数和(自身を除く): 617697

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1997, 5991, 9985, 13979, 17973, 29955, 41937, 69895, 89865, 125811, 209685, 629055]

約数ペア:

[(1, 629055), (3, 209685), (5, 125811), (7, 89865), (9, 69895), (15, 41937), (21, 29955), (35, 17973), (45, 13979), (63, 9985), (105, 5991), (315, 1997)]