28890027

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2025

約数の個数: 24

約数和(自身を含む): 44007600

約数和(自身を除く): 15117573

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1647, 1949, 4941, 5847, 14823, 17541, 52623, 118889, 157869, 356667, 473607, 1070001, 3210003, 9630009, 28890027]

約数ペア:

[(1, 28890027), (3, 9630009), (9, 3210003), (27, 1070001), (61, 473607), (81, 356667), (183, 157869), (243, 118889), (549, 52623), (1647, 17541), (1949, 14823), (4941, 5847)]