80707214

素因数分解:

$2^1\times 7^9$

素因数の和:65

約数の個数: 20

約数和(自身を含む): 141237624

約数和(自身を除く): 60530410

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 16807, 33614, 117649, 235298, 823543, 1647086, 5764801, 11529602, 40353607, 80707214]

約数ペア:

[(1, 80707214), (2, 40353607), (7, 11529602), (14, 5764801), (49, 1647086), (98, 823543), (343, 235298), (686, 117649), (2401, 33614), (4802, 16807)]