28183119

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1709}}^1$

素因数の和:1974

約数の個数: 16

約数和(自身を含む): 39398400

約数和(自身を除く): 11215281

約数列:

[1, 3, 23, 69, 239, 717, 1709, 5127, 5497, 16491, 39307, 117921, 408451, 1225353, 9394373, 28183119]

約数ペア:

[(1, 28183119), (3, 9394373), (23, 1225353), (69, 408451), (239, 117921), (717, 39307), (1709, 16491), (5127, 5497)]