81571155

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{65519}}^1$

素因数の和:65610

約数の個数: 16

約数和(自身を含む): 132088320

約数和(自身を除く): 50517165

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 65519, 196557, 327595, 982785, 5438077, 16314231, 27190385, 81571155]

約数ペア:

[(1, 81571155), (3, 27190385), (5, 16314231), (15, 5438077), (83, 982785), (249, 327595), (415, 196557), (1245, 65519)]