1800387

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 2795520

約数和(自身を除く): 995133

約数列:

[1, 3, 9, 27, 31, 81, 93, 239, 243, 279, 717, 837, 2151, 2511, 6453, 7409, 7533, 19359, 22227, 58077, 66681, 200043, 600129, 1800387]

約数ペア:

[(1, 1800387), (3, 600129), (9, 200043), (27, 66681), (31, 58077), (81, 22227), (93, 19359), (239, 7533), (243, 7409), (279, 6453), (717, 2511), (837, 2151)]