81643767

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{5167}}^1$

素因数の和:5422

約数の個数: 16

約数和(自身を含む): 114109440

約数和(自身を除く): 32465673

約数列:

[1, 3, 23, 69, 229, 687, 5167, 5267, 15501, 15801, 118841, 356523, 1183243, 3549729, 27214589, 81643767]

約数ペア:

[(1, 81643767), (3, 27214589), (23, 3549729), (69, 1183243), (229, 356523), (687, 118841), (5167, 15801), (5267, 15501)]