13505899

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{211}}^1$

素因数の和:279

約数の個数: 18

約数和(自身を含む): 15592388

約数和(自身を除く): 2086489

約数列:

[1, 11, 23, 121, 211, 253, 529, 2321, 2783, 4853, 5819, 25531, 53383, 64009, 111619, 587213, 1227809, 13505899]

約数ペア:

[(1, 13505899), (11, 1227809), (23, 587213), (121, 111619), (211, 64009), (253, 53383), (529, 25531), (2321, 5819), (2783, 4853)]