64600005

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27431}}^1$

素因数の和:27596

約数の個数: 16

約数和(自身を含む): 104022144

約数和(自身を除く): 39422139

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 27431, 82293, 137155, 411465, 4306667, 12920001, 21533335, 64600005]

約数ペア:

[(1, 64600005), (3, 21533335), (5, 12920001), (15, 4306667), (157, 411465), (471, 137155), (785, 82293), (2355, 27431)]