81788421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{190649}}^1$

素因数の和:190676

約数の個数: 16

約数和(自身を含む): 128116800

約数和(自身を除く): 46328379

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 190649, 571947, 2097139, 2478437, 6291417, 7435311, 27262807, 81788421]

約数ペア:

[(1, 81788421), (3, 27262807), (11, 7435311), (13, 6291417), (33, 2478437), (39, 2097139), (143, 571947), (429, 190649)]