28819263

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{23603}}^1$

素因数の和:23654

約数の個数: 16

約数和(自身を含む): 43053696

約数和(自身を除く): 14234433

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 23603, 70809, 259633, 778899, 873311, 2619933, 9606421, 28819263]

約数ペア:

[(1, 28819263), (3, 9606421), (11, 2619933), (33, 873311), (37, 778899), (111, 259633), (407, 70809), (1221, 23603)]