51240132

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{20047}}^1$

素因数の和:20128

約数の個数: 36

約数和(自身を含む): 131354496

約数和(自身を除く): 80114364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 20047, 40094, 60141, 80188, 120282, 180423, 240564, 360846, 721692, 1423337, 2846674, 4270011, 5693348, 8540022, 12810033, 17080044, 25620066, 51240132]

約数ペア:

[(1, 51240132), (2, 25620066), (3, 17080044), (4, 12810033), (6, 8540022), (9, 5693348), (12, 4270011), (18, 2846674), (36, 1423337), (71, 721692), (142, 360846), (213, 240564), (284, 180423), (426, 120282), (639, 80188), (852, 60141), (1278, 40094), (2556, 20047)]