81504027

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{74843}}^1$

素因数の和:74871

約数の個数: 18

約数和(自身を含む): 129405276

約数和(自身を除く): 47901249

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 74843, 224529, 673587, 823273, 2469819, 7409457, 9056003, 27168009, 81504027]

約数ペア:

[(1, 81504027), (3, 27168009), (9, 9056003), (11, 7409457), (33, 2469819), (99, 823273), (121, 673587), (363, 224529), (1089, 74843)]