201960423

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 341392896

約数和(自身を除く): 139432473

約数列:

[1, 3, 7, 9, 21, 63, 71, 163, 213, 277, 489, 497, 639, 831, 1141, 1467, 1491, 1939, 2493, 3423, 4473, 5817, 10269, 11573, 17451, 19667, 34719, 45151, 59001, 81011, 104157, 135453, 137669, 177003, 243033, 316057, 406359, 413007, 729099, 948171, 1239021, 2844513, 3205721, 9617163, 22440047, 28851489, 67320141, 201960423]

約数ペア:

[(1, 201960423), (3, 67320141), (7, 28851489), (9, 22440047), (21, 9617163), (63, 3205721), (71, 2844513), (163, 1239021), (213, 948171), (277, 729099), (489, 413007), (497, 406359), (639, 316057), (831, 243033), (1141, 177003), (1467, 137669), (1491, 135453), (1939, 104157), (2493, 81011), (3423, 59001), (4473, 45151), (5817, 34719), (10269, 19667), (11573, 17451)]