131317119

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{24197}}^1$

素因数の和:24276

約数の個数: 20

約数和(自身を含む): 199101144

約数和(自身を除く): 67784025

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 24197, 72591, 217773, 653319, 1621199, 1959957, 4863597, 14590791, 43772373, 131317119]

約数ペア:

[(1, 131317119), (3, 43772373), (9, 14590791), (27, 4863597), (67, 1959957), (81, 1621199), (201, 653319), (603, 217773), (1809, 72591), (5427, 24197)]