2698969

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 3575040

約数和(自身を除く): 876071

約数列:

[1, 7, 13, 19, 49, 91, 133, 223, 247, 637, 931, 1561, 1729, 2899, 4237, 10927, 12103, 20293, 29659, 55081, 142051, 207613, 385567, 2698969]

約数ペア:

[(1, 2698969), (7, 385567), (13, 207613), (19, 142051), (49, 55081), (91, 29659), (133, 20293), (223, 12103), (247, 10927), (637, 4237), (931, 2899), (1561, 1729)]