2078397981

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{98563}}^1$

素因数の和:98654

約数の個数: 32

約数和(自身を含む): 3406371840

約数和(自身を除く): 1327973859

約数列:

[1, 3, 9, 11, 27, 33, 71, 99, 213, 297, 639, 781, 1917, 2343, 7029, 21087, 98563, 295689, 887067, 1084193, 2661201, 3252579, 6997973, 9757737, 20993919, 29273211, 62981757, 76977703, 188945271, 230933109, 692799327, 2078397981]

約数ペア:

[(1, 2078397981), (3, 692799327), (9, 230933109), (11, 188945271), (27, 76977703), (33, 62981757), (71, 29273211), (99, 20993919), (213, 9757737), (297, 6997973), (639, 3252579), (781, 2661201), (1917, 1084193), (2343, 887067), (7029, 295689), (21087, 98563)]