81550131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{21557}}^1$

素因数の和:21670

約数の個数: 16

約数和(自身を含む): 118310304

約数和(自身を除く): 36760173

約数列:

[1, 3, 13, 39, 97, 291, 1261, 3783, 21557, 64671, 280241, 840723, 2091029, 6273087, 27183377, 81550131]

約数ペア:

[(1, 81550131), (3, 27183377), (13, 6273087), (39, 2091029), (97, 840723), (291, 280241), (1261, 64671), (3783, 21557)]