11971755

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1193}}^1$

素因数の和:1427

約数の個数: 24

約数和(自身を含む): 20861568

約数和(自身を除く): 8889813

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 1193, 2007, 3345, 3579, 5965, 10035, 10737, 17895, 53685, 266039, 798117, 1330195, 2394351, 3990585, 11971755]

約数ペア:

[(1, 11971755), (3, 3990585), (5, 2394351), (9, 1330195), (15, 798117), (45, 266039), (223, 53685), (669, 17895), (1115, 10737), (1193, 10035), (2007, 5965), (3345, 3579)]