13256661

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21143}}^1$

素因数の和:21176

約数の個数: 16

約数和(自身を含む): 20298240

約数和(自身を除く): 7041579

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 21143, 63429, 232573, 401717, 697719, 1205151, 4418887, 13256661]

約数ペア:

[(1, 13256661), (3, 4418887), (11, 1205151), (19, 697719), (33, 401717), (57, 232573), (209, 63429), (627, 21143)]