13403457

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 20502144

約数和(自身を除く): 7098687

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 887, 1679, 2661, 5037, 7983, 15111, 20401, 61203, 64751, 183609, 194253, 582759, 1489273, 4467819, 13403457]

約数ペア:

[(1, 13403457), (3, 4467819), (9, 1489273), (23, 582759), (69, 194253), (73, 183609), (207, 64751), (219, 61203), (657, 20401), (887, 15111), (1679, 7983), (2661, 5037)]