81972011

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2903}}^1$

素因数の和:3082

約数の個数: 16

約数和(自身を含む): 95344128

約数和(自身を除く): 13372117

約数列:

[1, 11, 17, 151, 187, 1661, 2567, 2903, 28237, 31933, 49351, 438353, 542861, 4821883, 7452001, 81972011]

約数ペア:

[(1, 81972011), (11, 7452001), (17, 4821883), (151, 542861), (187, 438353), (1661, 49351), (2567, 31933), (2903, 28237)]