87091641

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2542

約数の個数: 48

約数和(自身を含む): 158494336

約数和(自身を除く): 71402695

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 819, 903, 1677, 2473, 2709, 3913, 5031, 7419, 11739, 17311, 22257, 32149, 35217, 51933, 96447, 106339, 155799, 225043, 289341, 319017, 675129, 744373, 957051, 1382407, 2025387, 2233119, 4147221, 6699357, 9676849, 12441663, 29030547, 87091641]

約数ペア:

[(1, 87091641), (3, 29030547), (7, 12441663), (9, 9676849), (13, 6699357), (21, 4147221), (39, 2233119), (43, 2025387), (63, 1382407), (91, 957051), (117, 744373), (129, 675129), (273, 319017), (301, 289341), (387, 225043), (559, 155799), (819, 106339), (903, 96447), (1677, 51933), (2473, 35217), (2709, 32149), (3913, 22257), (5031, 17311), (7419, 11739)]