172668615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{2003}}^1$

素因数の和:2839

約数の個数: 32

約数和(自身を含む): 316279296

約数和(自身を除く): 143610681

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 821, 2003, 2463, 4105, 5747, 6009, 10015, 12315, 14021, 17241, 28735, 30045, 42063, 70105, 86205, 210315, 1644463, 4933389, 8222315, 11511241, 24666945, 34533723, 57556205, 172668615]

約数ペア:

[(1, 172668615), (3, 57556205), (5, 34533723), (7, 24666945), (15, 11511241), (21, 8222315), (35, 4933389), (105, 1644463), (821, 210315), (2003, 86205), (2463, 70105), (4105, 42063), (5747, 30045), (6009, 28735), (10015, 17241), (12315, 14021)]