81605919

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1\times {\mathrm{1181}}^1$

素因数の和:1958

約数の個数: 16

約数和(自身を含む): 112564224

約数和(自身を除く): 30958305

約数列:

[1, 3, 31, 93, 743, 1181, 2229, 3543, 23033, 36611, 69099, 109833, 877483, 2632449, 27201973, 81605919]

約数ペア:

[(1, 81605919), (3, 27201973), (31, 2632449), (93, 877483), (743, 109833), (1181, 69099), (2229, 36611), (3543, 23033)]