15090921

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1330

約数の個数: 32

約数和(自身を含む): 24576000

約数和(自身を除く): 9485079

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1279, 1311, 3837, 3933, 11511, 11799, 24301, 29417, 34533, 72903, 88251, 218709, 264753, 558923, 656127, 794259, 1676769, 5030307, 15090921]

約数ペア:

[(1, 15090921), (3, 5030307), (9, 1676769), (19, 794259), (23, 656127), (27, 558923), (57, 264753), (69, 218709), (171, 88251), (207, 72903), (437, 34533), (513, 29417), (621, 24301), (1279, 11799), (1311, 11511), (3837, 3933)]