65490195

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{27809}}^1$

素因数の和:27974

約数の個数: 16

約数和(自身を含む): 105455520

約数和(自身を除く): 39965325

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 27809, 83427, 139045, 417135, 4366013, 13098039, 21830065, 65490195]

約数ペア:

[(1, 65490195), (3, 21830065), (5, 13098039), (15, 4366013), (157, 417135), (471, 139045), (785, 83427), (2355, 27809)]