40781349

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4657}}^1$

素因数の和:4809

約数の個数: 24

約数和(自身を含む): 67820480

約数和(自身を除く): 27039131

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 4657, 8757, 13971, 32599, 41913, 97797, 293391, 647323, 1941969, 4531261, 5825907, 13593783, 40781349]

約数ペア:

[(1, 40781349), (3, 13593783), (7, 5825907), (9, 4531261), (21, 1941969), (63, 647323), (139, 293391), (417, 97797), (973, 41913), (1251, 32599), (2919, 13971), (4657, 8757)]