81277197

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{7109}}^1$

素因数の和:7252

約数の個数: 16

約数和(自身を含む): 112394880

約数和(自身を除く): 31117683

約数列:

[1, 3, 37, 103, 111, 309, 3811, 7109, 11433, 21327, 263033, 732227, 789099, 2196681, 27092399, 81277197]

約数ペア:

[(1, 81277197), (3, 27092399), (37, 2196681), (103, 789099), (111, 732227), (309, 263033), (3811, 21327), (7109, 11433)]