17989257

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2253

約数の個数: 32

約数和(自身を含む): 29675520

約数和(自身を除く): 11686263

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2207, 2717, 6621, 8151, 24277, 28691, 41933, 72831, 86073, 125799, 315601, 461263, 545129, 946803, 1383789, 1635387, 5996419, 17989257]

約数ペア:

[(1, 17989257), (3, 5996419), (11, 1635387), (13, 1383789), (19, 946803), (33, 545129), (39, 461263), (57, 315601), (143, 125799), (209, 86073), (247, 72831), (429, 41933), (627, 28691), (741, 24277), (2207, 8151), (2717, 6621)]