42639015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{66107}}^1$

素因数の和:66158

約数の個数: 16

約数和(自身を含む): 69810048

約数和(自身を除く): 27171033

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 66107, 198321, 330535, 991605, 2842601, 8527803, 14213005, 42639015]

約数ペア:

[(1, 42639015), (3, 14213005), (5, 8527803), (15, 2842601), (43, 991605), (129, 330535), (215, 198321), (645, 66107)]