87121905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1951}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 150850560

約数和(自身を除く): 63728655

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 229, 687, 1145, 1951, 2977, 3435, 5853, 8931, 9755, 14885, 25363, 29265, 44655, 76089, 126815, 380445, 446779, 1340337, 2233895, 5808127, 6701685, 17424381, 29040635, 87121905]

約数ペア:

[(1, 87121905), (3, 29040635), (5, 17424381), (13, 6701685), (15, 5808127), (39, 2233895), (65, 1340337), (195, 446779), (229, 380445), (687, 126815), (1145, 76089), (1951, 44655), (2977, 29265), (3435, 25363), (5853, 14885), (8931, 9755)]