2051247965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1856333}}^1$

素因数の和:1856368

約数の個数: 16

約数和(自身を含む): 2806777008

約数和(自身を除く): 755529043

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1856333, 9281665, 24132329, 31557661, 120661645, 157788305, 410249593, 2051247965]

約数ペア:

[(1, 2051247965), (5, 410249593), (13, 157788305), (17, 120661645), (65, 31557661), (85, 24132329), (221, 9281665), (1105, 1856333)]