278364087

素因数分解:

$3^3\times {\mathrm{113}}^1\times {\mathrm{91237}}^1$

素因数の和:91359

約数の個数: 16

約数和(自身を含む): 416045280

約数和(自身を除く): 137681193

約数列:

[1, 3, 9, 27, 113, 339, 1017, 3051, 91237, 273711, 821133, 2463399, 10309781, 30929343, 92788029, 278364087]

約数ペア:

[(1, 278364087), (3, 92788029), (9, 30929343), (27, 10309781), (113, 2463399), (339, 821133), (1017, 273711), (3051, 91237)]