66973543

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2237}}^1$

素因数の和:2311

約数の個数: 24

約数和(自身を含む): 85724352

約数和(自身を除く): 18750809

約数列:

[1, 7, 13, 47, 49, 91, 329, 611, 637, 2237, 2303, 4277, 15659, 29081, 29939, 105139, 109613, 203567, 735973, 1366807, 1424969, 5151811, 9567649, 66973543]

約数ペア:

[(1, 66973543), (7, 9567649), (13, 5151811), (47, 1424969), (49, 1366807), (91, 735973), (329, 203567), (611, 109613), (637, 105139), (2237, 29939), (2303, 29081), (4277, 15659)]