28749513

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6763}}^1$

素因数の和:6888

約数の個数: 16

約数和(自身を含む): 41666240

約数和(自身を除く): 12916727

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 6763, 20289, 87919, 263757, 737167, 2211501, 9583171, 28749513]

約数ペア:

[(1, 28749513), (3, 9583171), (13, 2211501), (39, 737167), (109, 263757), (327, 87919), (1417, 20289), (4251, 6763)]