311966824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{63823}}^1$

素因数の和:63889

約数の個数: 32

約数和(自身を含む): 643345920

約数和(自身を除く): 331379096

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 63823, 127646, 255292, 510584, 829699, 1659398, 2999681, 3318796, 5999362, 6637592, 11998724, 23997448, 38995853, 77991706, 155983412, 311966824]

約数ペア:

[(1, 311966824), (2, 155983412), (4, 77991706), (8, 38995853), (13, 23997448), (26, 11998724), (47, 6637592), (52, 5999362), (94, 3318796), (104, 2999681), (188, 1659398), (376, 829699), (611, 510584), (1222, 255292), (2444, 127646), (4888, 63823)]