13021725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{5987}}^1$

素因数の和:6029

約数の個数: 24

約数和(自身を含む): 22275360

約数和(自身を除く): 9253635

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 5987, 17961, 29935, 89805, 149675, 173623, 449025, 520869, 868115, 2604345, 4340575, 13021725]

約数ペア:

[(1, 13021725), (3, 4340575), (5, 2604345), (15, 868115), (25, 520869), (29, 449025), (75, 173623), (87, 149675), (145, 89805), (435, 29935), (725, 17961), (2175, 5987)]