81977163

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{18013}}^1$

素因数の和:18094

約数の個数: 16

約数和(自身を含む): 115001376

約数和(自身を除く): 33024213

約数列:

[1, 3, 37, 41, 111, 123, 1517, 4551, 18013, 54039, 666481, 738533, 1999443, 2215599, 27325721, 81977163]

約数ペア:

[(1, 81977163), (3, 27325721), (37, 2215599), (41, 1999443), (111, 738533), (123, 666481), (1517, 54039), (4551, 18013)]