15438087

素因数分解:

$3^3\times 7^3\times {\mathrm{1667}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 26688000

約数和(自身を除く): 11249913

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 1667, 3087, 5001, 9261, 11669, 15003, 35007, 45009, 81683, 105021, 245049, 315063, 571781, 735147, 1715343, 2205441, 5146029, 15438087]

約数ペア:

[(1, 15438087), (3, 5146029), (7, 2205441), (9, 1715343), (21, 735147), (27, 571781), (49, 315063), (63, 245049), (147, 105021), (189, 81683), (343, 45009), (441, 35007), (1029, 15003), (1323, 11669), (1667, 9261), (3087, 5001)]