51519945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{719}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 87713280

約数和(自身を除く): 36193335

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 281, 719, 843, 1405, 2157, 3595, 4215, 4777, 10785, 12223, 14331, 23885, 36669, 61115, 71655, 183345, 202039, 606117, 1010195, 3030585, 3434663, 10303989, 17173315, 51519945]

約数ペア:

[(1, 51519945), (3, 17173315), (5, 10303989), (15, 3434663), (17, 3030585), (51, 1010195), (85, 606117), (255, 202039), (281, 183345), (719, 71655), (843, 61115), (1405, 36669), (2157, 23885), (3595, 14331), (4215, 12223), (4777, 10785)]