13221045

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3719}}^1$

素因数の和:3809

約数の個数: 24

約数和(自身を含む): 23212800

約数和(自身を除く): 9991755

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 3719, 11157, 18595, 33471, 55785, 167355, 293801, 881403, 1469005, 2644209, 4407015, 13221045]

約数ペア:

[(1, 13221045), (3, 4407015), (5, 2644209), (9, 1469005), (15, 881403), (45, 293801), (79, 167355), (237, 55785), (395, 33471), (711, 18595), (1185, 11157), (3555, 3719)]