28567863

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 16014537

約数列:

[1, 3, 9, 23, 27, 69, 179, 207, 257, 537, 621, 771, 1611, 2313, 4117, 4833, 5911, 6939, 12351, 17733, 37053, 46003, 53199, 111159, 138009, 159597, 414027, 1058069, 1242081, 3174207, 9522621, 28567863]

約数ペア:

[(1, 28567863), (3, 9522621), (9, 3174207), (23, 1242081), (27, 1058069), (69, 414027), (179, 159597), (207, 138009), (257, 111159), (537, 53199), (621, 46003), (771, 37053), (1611, 17733), (2313, 12351), (4117, 6939), (4833, 5911)]