40299987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3433}}^1$

素因数の和:3499

約数の個数: 32

約数和(自身を含む): 67691008

約数和(自身を除く): 27391021

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3433, 3913, 10299, 11739, 24031, 44629, 72093, 133887, 147619, 312403, 442857, 937209, 1033333, 1919047, 3099999, 5757141, 13433329, 40299987]

約数ペア:

[(1, 40299987), (3, 13433329), (7, 5757141), (13, 3099999), (21, 1919047), (39, 1033333), (43, 937209), (91, 442857), (129, 312403), (273, 147619), (301, 133887), (559, 72093), (903, 44629), (1677, 24031), (3433, 11739), (3913, 10299)]