28484787

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{6997}}^1$

素因数の和:7082

約数の個数: 16

約数和(自身を含む): 40308480

約数和(自身を除く): 11823693

約数列:

[1, 3, 23, 59, 69, 177, 1357, 4071, 6997, 20991, 160931, 412823, 482793, 1238469, 9494929, 28484787]

約数ペア:

[(1, 28484787), (3, 9494929), (23, 1238469), (59, 482793), (69, 412823), (177, 160931), (1357, 20991), (4071, 6997)]