12072105

素因数分解:

$3^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 21611520

約数和(自身を除く): 9539415

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 223, 401, 669, 1115, 1203, 2005, 2007, 3345, 3609, 6015, 6021, 10035, 10827, 18045, 30105, 54135, 89423, 268269, 447115, 804807, 1341345, 2414421, 4024035, 12072105]

約数ペア:

[(1, 12072105), (3, 4024035), (5, 2414421), (9, 1341345), (15, 804807), (27, 447115), (45, 268269), (135, 89423), (223, 54135), (401, 30105), (669, 18045), (1115, 10827), (1203, 10035), (2005, 6021), (2007, 6015), (3345, 3609)]