1829457

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 3070080

約数和(自身を除く): 1240623

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 409, 497, 639, 1227, 1491, 2863, 3681, 4473, 8589, 25767, 29039, 87117, 203273, 261351, 609819, 1829457]

約数ペア:

[(1, 1829457), (3, 609819), (7, 261351), (9, 203273), (21, 87117), (63, 29039), (71, 25767), (213, 8589), (409, 4473), (497, 3681), (639, 2863), (1227, 1491)]