28331877

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1301}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 46497024

約数和(自身を除く): 18165147

約数列:

[1, 3, 7, 17, 21, 51, 61, 119, 183, 357, 427, 1037, 1281, 1301, 3111, 3903, 7259, 9107, 21777, 22117, 27321, 66351, 79361, 154819, 238083, 464457, 555527, 1349137, 1666581, 4047411, 9443959, 28331877]

約数ペア:

[(1, 28331877), (3, 9443959), (7, 4047411), (17, 1666581), (21, 1349137), (51, 555527), (61, 464457), (119, 238083), (183, 154819), (357, 79361), (427, 66351), (1037, 27321), (1281, 22117), (1301, 21777), (3111, 9107), (3903, 7259)]