211580667

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{44273}}^1$

素因数の和:44344

約数の個数: 20

約数和(自身を含む): 321429240

約数和(自身を除く): 109848573

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 44273, 132819, 398457, 1195371, 2612107, 3586113, 7836321, 23508963, 70526889, 211580667]

約数ペア:

[(1, 211580667), (3, 70526889), (9, 23508963), (27, 7836321), (59, 3586113), (81, 2612107), (177, 1195371), (531, 398457), (1593, 132819), (4779, 44273)]