1299771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 2159040

約数和(自身を除く): 859269

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 691, 1881, 2073, 6219, 7601, 13129, 22803, 39387, 68409, 118161, 144419, 433257, 1299771]

約数ペア:

[(1, 1299771), (3, 433257), (9, 144419), (11, 118161), (19, 68409), (33, 39387), (57, 22803), (99, 13129), (171, 7601), (209, 6219), (627, 2073), (691, 1881)]