80345439

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{6569}}^1$

素因数の和:6732

約数の個数: 20

約数和(自身を含む): 120835440

約数和(自身を除く): 40490001

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 6569, 12231, 19707, 59121, 177363, 532089, 991919, 2975757, 8927271, 26781813, 80345439]

約数ペア:

[(1, 80345439), (3, 26781813), (9, 8927271), (27, 2975757), (81, 991919), (151, 532089), (453, 177363), (1359, 59121), (4077, 19707), (6569, 12231)]