396804989

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{2269}}^1$

素因数の和:2409

約数の個数: 24

約数和(自身を含む): 478225440

約数和(自身を除く): 81420451

約数列:

[1, 7, 43, 49, 83, 301, 581, 2107, 2269, 3569, 4067, 15883, 24983, 97567, 111181, 174881, 188327, 682969, 1318289, 4780783, 8098061, 9228023, 56686427, 396804989]

約数ペア:

[(1, 396804989), (7, 56686427), (43, 9228023), (49, 8098061), (83, 4780783), (301, 1318289), (581, 682969), (2107, 188327), (2269, 174881), (3569, 111181), (4067, 97567), (15883, 24983)]