28285263

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{929}}^1$

素因数の和:1151

約数の個数: 24

約数和(自身を含む): 43524000

約数和(自身を除く): 15238737

約数列:

[1, 3, 9, 17, 51, 153, 199, 597, 929, 1791, 2787, 3383, 8361, 10149, 15793, 30447, 47379, 142137, 184871, 554613, 1663839, 3142807, 9428421, 28285263]

約数ペア:

[(1, 28285263), (3, 9428421), (9, 3142807), (17, 1663839), (51, 554613), (153, 184871), (199, 142137), (597, 47379), (929, 30447), (1791, 15793), (2787, 10149), (3383, 8361)]