28401919

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{44587}}^1$

素因数の和:44614

約数の個数: 12

約数和(自身を含む): 35581224

約数和(自身を除く): 7179305

約数列:

[1, 7, 13, 49, 91, 637, 44587, 312109, 579631, 2184763, 4057417, 28401919]

約数ペア:

[(1, 28401919), (7, 4057417), (13, 2184763), (49, 579631), (91, 312109), (637, 44587)]