13043997

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:664

約数の個数: 28

約数和(自身を含む): 20264220

約数和(自身を除く): 7220223

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 617, 729, 783, 1851, 2349, 5553, 7047, 16659, 17893, 21141, 49977, 53679, 149931, 161037, 449793, 483111, 1449333, 4347999, 13043997]

約数ペア:

[(1, 13043997), (3, 4347999), (9, 1449333), (27, 483111), (29, 449793), (81, 161037), (87, 149931), (243, 53679), (261, 49977), (617, 21141), (729, 17893), (783, 16659), (1851, 7047), (2349, 5553)]