331386309

素因数分解:

$3^4\times {\mathrm{1579}}^1\times {\mathrm{2591}}^1$

素因数の和:4182

約数の個数: 20

約数和(自身を含む): 495538560

約数和(自身を除く): 164152251

約数列:

[1, 3, 9, 27, 81, 1579, 2591, 4737, 7773, 14211, 23319, 42633, 69957, 127899, 209871, 4091189, 12273567, 36820701, 110462103, 331386309]

約数ペア:

[(1, 331386309), (3, 110462103), (9, 36820701), (27, 12273567), (81, 4091189), (1579, 209871), (2591, 127899), (4737, 69957), (7773, 42633), (14211, 23319)]