2478189

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6211}}^1$

素因数の和:6240

約数の個数: 16

約数和(自身を含む): 3975680

約数和(自身を除く): 1497491

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6211, 18633, 43477, 118009, 130431, 354027, 826063, 2478189]

約数ペア:

[(1, 2478189), (3, 826063), (7, 354027), (19, 130431), (21, 118009), (57, 43477), (133, 18633), (399, 6211)]