38428821

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{60139}}^1$

素因数の和:60216

約数の個数: 12

約数和(自身を含む): 56291040

約数和(自身を除く): 17862219

約数列:

[1, 3, 9, 71, 213, 639, 60139, 180417, 541251, 4269869, 12809607, 38428821]

約数ペア:

[(1, 38428821), (3, 12809607), (9, 4269869), (71, 541251), (213, 180417), (639, 60139)]