2490957

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2113

約数の個数: 24

約数和(自身を含む): 4330560

約数和(自身を除く): 1839603

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2081, 6243, 14567, 18729, 39539, 43701, 118617, 131103, 276773, 355851, 830319, 2490957]

約数ペア:

[(1, 2490957), (3, 830319), (7, 355851), (9, 276773), (19, 131103), (21, 118617), (57, 43701), (63, 39539), (133, 18729), (171, 14567), (399, 6243), (1197, 2081)]