54187137

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{4261}}^1$

素因数の和:4430

約数の個数: 20

約数和(自身を含む): 81480916

約数和(自身を除く): 27293779

約数列:

[1, 3, 9, 27, 81, 157, 471, 1413, 4239, 4261, 12717, 12783, 38349, 115047, 345141, 668977, 2006931, 6020793, 18062379, 54187137]

約数ペア:

[(1, 54187137), (3, 18062379), (9, 6020793), (27, 2006931), (81, 668977), (157, 345141), (471, 115047), (1413, 38349), (4239, 12783), (4261, 12717)]