28659221

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:580

約数の個数: 16

約数和(自身を含む): 31104000

約数和(自身を除く): 2444779

約数列:

[1, 29, 31, 71, 449, 899, 2059, 2201, 13021, 13919, 31879, 63829, 403651, 924491, 988249, 28659221]

約数ペア:

[(1, 28659221), (29, 988249), (31, 924491), (71, 403651), (449, 63829), (899, 31879), (2059, 13919), (2201, 13021)]