2990065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 3901968

約数和(自身を除く): 911903

約数列:

[1, 5, 13, 65, 157, 293, 785, 1465, 2041, 3809, 10205, 19045, 46001, 230005, 598013, 2990065]

約数ペア:

[(1, 2990065), (5, 598013), (13, 230005), (65, 46001), (157, 19045), (293, 10205), (785, 3809), (1465, 2041)]