15521247

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2003}}^1$

素因数の和:2060

約数の個数: 32

約数和(自身を含む): 26933760

約数和(自身を除く): 11412513

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1107, 2003, 2583, 6009, 7749, 14021, 18027, 42063, 54081, 82123, 126189, 246369, 378567, 574861, 739107, 1724583, 2217321, 5173749, 15521247]

約数ペア:

[(1, 15521247), (3, 5173749), (7, 2217321), (9, 1724583), (21, 739107), (27, 574861), (41, 378567), (63, 246369), (123, 126189), (189, 82123), (287, 54081), (369, 42063), (861, 18027), (1107, 14021), (2003, 7749), (2583, 6009)]