55684041

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19937}}^1$

素因数の和:19973

約数の個数: 24

約数和(自身を含む): 90917280

約数和(自身を除く): 35233239

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 19937, 59811, 139559, 378803, 418677, 976913, 1136409, 2651621, 2930739, 7954863, 18561347, 55684041]

約数ペア:

[(1, 55684041), (3, 18561347), (7, 7954863), (19, 2930739), (21, 2651621), (49, 1136409), (57, 976913), (133, 418677), (147, 378803), (399, 139559), (931, 59811), (2793, 19937)]