7240185

素因数分解:

$3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 13366080

約数和(自身を除く): 6125895

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 101, 135, 177, 243, 295, 303, 405, 505, 531, 885, 909, 1215, 1515, 1593, 2655, 2727, 4545, 4779, 5959, 7965, 8181, 13635, 14337, 17877, 23895, 24543, 29795, 40905, 53631, 71685, 89385, 122715, 160893, 268155, 482679, 804465, 1448037, 2413395, 7240185]

約数ペア:

[(1, 7240185), (3, 2413395), (5, 1448037), (9, 804465), (15, 482679), (27, 268155), (45, 160893), (59, 122715), (81, 89385), (101, 71685), (135, 53631), (177, 40905), (243, 29795), (295, 24543), (303, 23895), (405, 17877), (505, 14337), (531, 13635), (885, 8181), (909, 7965), (1215, 5959), (1515, 4779), (1593, 4545), (2655, 2727)]