87461361

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 142506000

約数和(自身を除く): 55044639

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 149, 173, 261, 377, 447, 519, 1131, 1341, 1557, 1937, 2249, 3393, 4321, 5017, 5811, 6747, 12963, 15051, 17433, 20241, 25777, 38889, 45153, 56173, 65221, 77331, 168519, 195663, 231993, 335101, 505557, 586989, 747533, 1005303, 2242599, 3015909, 6727797, 9717929, 29153787, 87461361]

約数ペア:

[(1, 87461361), (3, 29153787), (9, 9717929), (13, 6727797), (29, 3015909), (39, 2242599), (87, 1005303), (117, 747533), (149, 586989), (173, 505557), (261, 335101), (377, 231993), (447, 195663), (519, 168519), (1131, 77331), (1341, 65221), (1557, 56173), (1937, 45153), (2249, 38889), (3393, 25777), (4321, 20241), (5017, 17433), (5811, 15051), (6747, 12963)]