78251733

素因数分解:

$3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{3559}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 129584000

約数和(自身を除く): 51332267

約数列:

[1, 3, 7, 9, 21, 63, 349, 1047, 2443, 3141, 3559, 7329, 10677, 21987, 24913, 32031, 74739, 224217, 1242091, 3726273, 8694637, 11178819, 26083911, 78251733]

約数ペア:

[(1, 78251733), (3, 26083911), (7, 11178819), (9, 8694637), (21, 3726273), (63, 1242091), (349, 224217), (1047, 74739), (2443, 32031), (3141, 24913), (3559, 21987), (7329, 10677)]