7971777

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 13590720

約数和(自身を除く): 5618943

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 389, 621, 759, 891, 1167, 1863, 2277, 3501, 4279, 6831, 8947, 10503, 12837, 20493, 26841, 31509, 38511, 80523, 98417, 115533, 241569, 295251, 346599, 724707, 885753, 2657259, 7971777]

約数ペア:

[(1, 7971777), (3, 2657259), (9, 885753), (11, 724707), (23, 346599), (27, 295251), (33, 241569), (69, 115533), (81, 98417), (99, 80523), (207, 38511), (253, 31509), (297, 26841), (389, 20493), (621, 12837), (759, 10503), (891, 8947), (1167, 6831), (1863, 4279), (2277, 3501)]