2080485981

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1065277}}^1$

素因数の和:1065321

約数の個数: 24

約数和(自身を含む): 3545245184

約数和(自身を除く): 1464759203

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 1065277, 3195831, 7456939, 9587493, 22370817, 33023587, 67112451, 99070761, 231165109, 297212283, 693495327, 2080485981]

約数ペア:

[(1, 2080485981), (3, 693495327), (7, 297212283), (9, 231165109), (21, 99070761), (31, 67112451), (63, 33023587), (93, 22370817), (217, 9587493), (279, 7456939), (651, 3195831), (1953, 1065277)]