51195345

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{21739}}^1$

素因数の和:21904

約数の個数: 16

約数和(自身を含む): 82438080

約数和(自身を除く): 31242735

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 21739, 65217, 108695, 326085, 3413023, 10239069, 17065115, 51195345]

約数ペア:

[(1, 51195345), (3, 17065115), (5, 10239069), (15, 3413023), (157, 326085), (471, 108695), (785, 65217), (2355, 21739)]