214920511

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 248235840

約数和(自身を除く): 33315329

約数列:

[1, 13, 17, 169, 221, 239, 313, 2873, 3107, 4063, 4069, 5321, 40391, 52819, 52897, 69173, 74807, 686647, 899249, 972491, 1271719, 12642383, 16532347, 214920511]

約数ペア:

[(1, 214920511), (13, 16532347), (17, 12642383), (169, 1271719), (221, 972491), (239, 899249), (313, 686647), (2873, 74807), (3107, 69173), (4063, 52897), (4069, 52819), (5321, 40391)]