71890815

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{129533}}^1$

素因数の和:129578

約数の個数: 16

約数和(自身を含む): 118135008

約数和(自身を除く): 46244193

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 129533, 388599, 647665, 1942995, 4792721, 14378163, 23963605, 71890815]

約数ペア:

[(1, 71890815), (3, 23963605), (5, 14378163), (15, 4792721), (37, 1942995), (111, 647665), (185, 388599), (555, 129533)]