40543209

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4099}}^1$

素因数の和:4269

約数の個数: 24

約数和(自身を含む): 67371200

約数和(自身を除く): 26827991

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 3297, 4099, 9891, 12297, 28693, 36891, 86079, 258237, 643543, 1930629, 4504801, 5791887, 13514403, 40543209]

約数ペア:

[(1, 40543209), (3, 13514403), (7, 5791887), (9, 4504801), (21, 1930629), (63, 643543), (157, 258237), (471, 86079), (1099, 36891), (1413, 28693), (3297, 12297), (4099, 9891)]