28118233

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 7363367

約数列:

[1, 11, 13, 19, 79, 131, 143, 209, 247, 869, 1027, 1441, 1501, 1703, 2489, 2717, 10349, 11297, 16511, 18733, 19513, 27379, 32357, 113839, 134537, 196631, 214643, 355927, 1479907, 2162941, 2556203, 28118233]

約数ペア:

[(1, 28118233), (11, 2556203), (13, 2162941), (19, 1479907), (79, 355927), (131, 214643), (143, 196631), (209, 134537), (247, 113839), (869, 32357), (1027, 27379), (1441, 19513), (1501, 18733), (1703, 16511), (2489, 11297), (2717, 10349)]