28317795

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2351}}^1$

素因数の和:2443

約数の個数: 32

約数和(自身を含む): 50125824

約数和(自身を除く): 21808029

約数列:

[1, 3, 5, 11, 15, 33, 55, 73, 165, 219, 365, 803, 1095, 2351, 2409, 4015, 7053, 11755, 12045, 25861, 35265, 77583, 129305, 171623, 387915, 514869, 858115, 1887853, 2574345, 5663559, 9439265, 28317795]

約数ペア:

[(1, 28317795), (3, 9439265), (5, 5663559), (11, 2574345), (15, 1887853), (33, 858115), (55, 514869), (73, 387915), (165, 171623), (219, 129305), (365, 77583), (803, 35265), (1095, 25861), (2351, 12045), (2409, 11755), (4015, 7053)]