68320815

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{64151}}^1$

素因数の和:64230

約数の個数: 16

約数和(自身を含む): 110854656

約数和(自身を除く): 42533841

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 64151, 192453, 320755, 962265, 4554721, 13664163, 22773605, 68320815]

約数ペア:

[(1, 68320815), (3, 22773605), (5, 13664163), (15, 4554721), (71, 962265), (213, 320755), (355, 192453), (1065, 64151)]