189210411

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{179687}}^1$

素因数の和:179712

約数の個数: 20

約数和(自身を含む): 304391472

約数和(自身を除く): 115181061

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 179687, 539061, 1617183, 2335931, 4851549, 7007793, 14554647, 21023379, 63070137, 189210411]

約数ペア:

[(1, 189210411), (3, 63070137), (9, 21023379), (13, 14554647), (27, 7007793), (39, 4851549), (81, 2335931), (117, 1617183), (351, 539061), (1053, 179687)]