2398123

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 3157728

約数和(自身を除く): 759605

約数列:

[1, 7, 13, 19, 73, 91, 133, 247, 361, 511, 949, 1387, 1729, 2527, 4693, 6643, 9709, 18031, 26353, 32851, 126217, 184471, 342589, 2398123]

約数ペア:

[(1, 2398123), (7, 342589), (13, 184471), (19, 126217), (73, 32851), (91, 26353), (133, 18031), (247, 9709), (361, 6643), (511, 4693), (949, 2527), (1387, 1729)]