28112722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41221}}^1$

素因数の和:41265

約数の個数: 16

約数和(自身を含む): 47487744

約数和(自身を除く): 19375022

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 41221, 82442, 453431, 906862, 1277851, 2555702, 14056361, 28112722]

約数ペア:

[(1, 28112722), (2, 14056361), (11, 2555702), (22, 1277851), (31, 906862), (62, 453431), (341, 82442), (682, 41221)]