1340895951

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{39509}}^1$

素因数の和:39940

約数の個数: 20

約数和(自身を含む): 2007898200

約数和(自身を除く): 667002249

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 11313, 33939, 39509, 118527, 355581, 1066743, 3200229, 16554271, 49662813, 148988439, 446965317, 1340895951]

約数ペア:

[(1, 1340895951), (3, 446965317), (9, 148988439), (27, 49662813), (81, 16554271), (419, 3200229), (1257, 1066743), (3771, 355581), (11313, 118527), (33939, 39509)]