208090953

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{45247}}^1$

素因数の和:45333

約数の個数: 24

約数和(自身を含む): 348228608

約数和(自身を除く): 140137655

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 4599, 45247, 135741, 316729, 407223, 950187, 2850561, 3303031, 9909093, 23121217, 29727279, 69363651, 208090953]

約数ペア:

[(1, 208090953), (3, 69363651), (7, 29727279), (9, 23121217), (21, 9909093), (63, 3303031), (73, 2850561), (219, 950187), (511, 407223), (657, 316729), (1533, 135741), (4599, 45247)]