81454383

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{19979}}^1$

素因数の和:20139

約数の個数: 16

約数和(自身を含む): 121478400

約数和(自身を除く): 40024017

約数列:

[1, 3, 9, 27, 151, 453, 1359, 4077, 19979, 59937, 179811, 539433, 3016829, 9050487, 27151461, 81454383]

約数ペア:

[(1, 81454383), (3, 27151461), (9, 9050487), (27, 3016829), (151, 539433), (453, 179811), (1359, 59937), (4077, 19979)]