28427733

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{14423}}^1$

素因数の和:14505

約数の個数: 16

約数和(自身を含む): 42695040

約数和(自身を除く): 14267307

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 14423, 43269, 129807, 389421, 1052879, 3158637, 9475911, 28427733]

約数ペア:

[(1, 28427733), (3, 9475911), (9, 3158637), (27, 1052879), (73, 389421), (219, 129807), (657, 43269), (1971, 14423)]