131194413

素因数分解:

$3^2\times 7^3\times {\mathrm{42499}}^1$

素因数の和:42526

約数の個数: 24

約数和(自身を含む): 221000000

約数和(自身を除く): 89805587

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 42499, 127497, 297493, 382491, 892479, 2082451, 2677437, 6247353, 14577157, 18742059, 43731471, 131194413]

約数ペア:

[(1, 131194413), (3, 43731471), (7, 18742059), (9, 14577157), (21, 6247353), (49, 2677437), (63, 2082451), (147, 892479), (343, 382491), (441, 297493), (1029, 127497), (3087, 42499)]