28477137

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{16981}}^1$

素因数の和:17040

約数の個数: 16

約数和(自身を含む): 41843648

約数和(自身を除く): 13366511

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 16981, 50943, 220753, 662259, 730183, 2190549, 9492379, 28477137]

約数ペア:

[(1, 28477137), (3, 9492379), (13, 2190549), (39, 730183), (43, 662259), (129, 220753), (559, 50943), (1677, 16981)]