22220991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{739}}^1$

素因数の和:1015

約数の個数: 24

約数和(自身を含む): 34747440

約数和(自身を除く): 12526449

約数列:

[1, 3, 9, 13, 39, 117, 257, 739, 771, 2217, 2313, 3341, 6651, 9607, 10023, 28821, 30069, 86463, 189923, 569769, 1709307, 2468999, 7406997, 22220991]

約数ペア:

[(1, 22220991), (3, 7406997), (9, 2468999), (13, 1709307), (39, 569769), (117, 189923), (257, 86463), (739, 30069), (771, 28821), (2217, 10023), (2313, 9607), (3341, 6651)]