71571681

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{30469}}^1$

素因数の和:30510

約数の個数: 20

約数和(自身を含む): 110606100

約数和(自身を除く): 39034419

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 30469, 91407, 274221, 822663, 883601, 2467989, 2650803, 7952409, 23857227, 71571681]

約数ペア:

[(1, 71571681), (3, 23857227), (9, 7952409), (27, 2650803), (29, 2467989), (81, 883601), (87, 822663), (261, 274221), (783, 91407), (2349, 30469)]