68223789

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{2657}}^1$

素因数の和:2986

約数の個数: 20

約数和(自身を含む): 102274524

約数和(自身を除く): 34050735

約数列:

[1, 3, 9, 27, 81, 317, 951, 2657, 2853, 7971, 8559, 23913, 25677, 71739, 215217, 842269, 2526807, 7580421, 22741263, 68223789]

約数ペア:

[(1, 68223789), (3, 22741263), (9, 7580421), (27, 2526807), (81, 842269), (317, 215217), (951, 71739), (2657, 25677), (2853, 23913), (7971, 8559)]