11988279

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 24

約数和(自身を含む): 17870112

約数和(自身を除く): 5881833

約数列:

[1, 3, 9, 71, 73, 213, 219, 257, 639, 657, 771, 2313, 5183, 15549, 18247, 18761, 46647, 54741, 56283, 164223, 168849, 1332031, 3996093, 11988279]

約数ペア:

[(1, 11988279), (3, 3996093), (9, 1332031), (71, 168849), (73, 164223), (213, 56283), (219, 54741), (257, 46647), (639, 18761), (657, 18247), (771, 15549), (2313, 5183)]