17771391

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{16319}}^1$

素因数の和:16347

約数の個数: 18

約数和(自身を含む): 28217280

約数和(自身を除く): 10445889

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 16319, 48957, 146871, 179509, 538527, 1615581, 1974599, 5923797, 17771391]

約数ペア:

[(1, 17771391), (3, 5923797), (9, 1974599), (11, 1615581), (33, 538527), (99, 179509), (121, 146871), (363, 48957), (1089, 16319)]