213418881

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{67559}}^1$

素因数の和:67587

約数の個数: 24

約数和(自身を含む): 344285760

約数和(自身を除く): 130866879

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 67559, 202677, 608031, 878267, 1824093, 2634801, 5472279, 7904403, 16416837, 23713209, 71139627, 213418881]

約数ペア:

[(1, 213418881), (3, 71139627), (9, 23713209), (13, 16416837), (27, 7904403), (39, 5472279), (81, 2634801), (117, 1824093), (243, 878267), (351, 608031), (1053, 202677), (3159, 67559)]