28497207

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21737}}^1$

素因数の和:21782

約数の個数: 16

約数和(自身を含む): 41736960

約数和(自身を除く): 13239753

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 21737, 65211, 413003, 499951, 1239009, 1499853, 9499069, 28497207]

約数ペア:

[(1, 28497207), (3, 9499069), (19, 1499853), (23, 1239009), (57, 499951), (69, 413003), (437, 65211), (1311, 21737)]