494857489

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{161771}}^1$

素因数の和:161820

約数の個数: 16

約数和(自身を含む): 621204480

約数和(自身を除く): 126346991

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 161771, 1132397, 3073649, 3720733, 21515543, 26045131, 70693927, 494857489]

約数ペア:

[(1, 494857489), (7, 70693927), (19, 26045131), (23, 21515543), (133, 3720733), (161, 3073649), (437, 1132397), (3059, 161771)]