568071

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 958464

約数和(自身を除く): 390393

約数列:

[1, 3, 7, 9, 21, 63, 71, 127, 213, 381, 497, 639, 889, 1143, 1491, 2667, 4473, 8001, 9017, 27051, 63119, 81153, 189357, 568071]

約数ペア:

[(1, 568071), (3, 189357), (7, 81153), (9, 63119), (21, 27051), (63, 9017), (71, 8001), (127, 4473), (213, 2667), (381, 1491), (497, 1143), (639, 889)]