27699939

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{431}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 41401152

約数和(自身を除く): 13701213

約数列:

[1, 3, 9, 37, 111, 193, 333, 431, 579, 1293, 1737, 3879, 7141, 15947, 21423, 47841, 64269, 83183, 143523, 249549, 748647, 3077771, 9233313, 27699939]

約数ペア:

[(1, 27699939), (3, 9233313), (9, 3077771), (37, 748647), (111, 249549), (193, 143523), (333, 83183), (431, 64269), (579, 47841), (1293, 21423), (1737, 15947), (3879, 7141)]