81322569

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{31051}}^1$

素因数の和:31157

約数の個数: 16

約数和(自身を含む): 121723840

約数和(自身を除く): 40401271

約数列:

[1, 3, 9, 27, 97, 291, 873, 2619, 31051, 93153, 279459, 838377, 3011947, 9035841, 27107523, 81322569]

約数ペア:

[(1, 81322569), (3, 27107523), (9, 9035841), (27, 3011947), (97, 838377), (291, 279459), (873, 93153), (2619, 31051)]