200907777

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 313196544

約数和(自身を除く): 112288767

約数列:

[1, 3, 7, 21, 71, 127, 213, 381, 497, 889, 1061, 1491, 2667, 3183, 7427, 9017, 22281, 27051, 63119, 75331, 134747, 189357, 225993, 404241, 527317, 943229, 1581951, 2829687, 9567037, 28701111, 66969259, 200907777]

約数ペア:

[(1, 200907777), (3, 66969259), (7, 28701111), (21, 9567037), (71, 2829687), (127, 1581951), (213, 943229), (381, 527317), (497, 404241), (889, 225993), (1061, 189357), (1491, 134747), (2667, 75331), (3183, 63119), (7427, 27051), (9017, 22281)]