165780719

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3037}}^1$

素因数の和:3099

約数の個数: 24

約数和(自身を含む): 200143440

約数和(自身を除く): 34362721

約数列:

[1, 13, 17, 19, 169, 221, 247, 323, 2873, 3037, 3211, 4199, 39481, 51629, 54587, 57703, 513253, 671177, 750139, 980951, 8725301, 9751807, 12752363, 165780719]

約数ペア:

[(1, 165780719), (13, 12752363), (17, 9751807), (19, 8725301), (169, 980951), (221, 750139), (247, 671177), (323, 513253), (2873, 57703), (3037, 54587), (3211, 51629), (4199, 39481)]