51951998

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 91787520

約数和(自身を除く): 39835522

約数列:

[1, 2, 7, 14, 43, 86, 211, 301, 409, 422, 602, 818, 1477, 2863, 2954, 5726, 9073, 17587, 18146, 35174, 63511, 86299, 123109, 127022, 172598, 246218, 604093, 1208186, 3710857, 7421714, 25975999, 51951998]

約数ペア:

[(1, 51951998), (2, 25975999), (7, 7421714), (14, 3710857), (43, 1208186), (86, 604093), (211, 246218), (301, 172598), (409, 127022), (422, 123109), (602, 86299), (818, 63511), (1477, 35174), (2863, 18146), (2954, 17587), (5726, 9073)]