28815647

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 37171200

約数和(自身を除く): 8355553

約数列:

[1, 7, 19, 29, 31, 133, 203, 217, 241, 551, 589, 899, 1687, 3857, 4123, 4579, 6293, 6989, 7471, 17081, 32053, 48923, 52297, 119567, 132791, 141949, 216659, 929537, 993643, 1516613, 4116521, 28815647]

約数ペア:

[(1, 28815647), (7, 4116521), (19, 1516613), (29, 993643), (31, 929537), (133, 216659), (203, 141949), (217, 132791), (241, 119567), (551, 52297), (589, 48923), (899, 32053), (1687, 17081), (3857, 7471), (4123, 6989), (4579, 6293)]