40881519

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15091}}^1$

素因数の和:15147

約数の個数: 24

約数和(自身を含む): 69060992

約数和(自身を除く): 28179473

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 15091, 45273, 105637, 135819, 316911, 648913, 950733, 1946739, 4542391, 5840217, 13627173, 40881519]

約数ペア:

[(1, 40881519), (3, 13627173), (7, 5840217), (9, 4542391), (21, 1946739), (43, 950733), (63, 648913), (129, 316911), (301, 135819), (387, 105637), (903, 45273), (2709, 15091)]