51685543

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 66361680

約数和(自身を除く): 14676137

約数列:

[1, 7, 13, 41, 49, 91, 287, 533, 637, 1979, 2009, 3731, 13853, 25727, 26117, 81139, 96971, 180089, 567973, 1054807, 1260623, 3975811, 7383649, 51685543]

約数ペア:

[(1, 51685543), (7, 7383649), (13, 3975811), (41, 1260623), (49, 1054807), (91, 567973), (287, 180089), (533, 96971), (637, 81139), (1979, 26117), (2009, 25727), (3731, 13853)]