508725007

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1933}}^1$

素因数の和:2119

約数の個数: 24

約数和(自身を含む): 611159472

約数和(自身を除く): 102434465

約数列:

[1, 7, 41, 49, 131, 287, 917, 1933, 2009, 5371, 6419, 13531, 37597, 79253, 94717, 253223, 263179, 554771, 1772561, 3883397, 10382143, 12407927, 72675001, 508725007]

約数ペア:

[(1, 508725007), (7, 72675001), (41, 12407927), (49, 10382143), (131, 3883397), (287, 1772561), (917, 554771), (1933, 263179), (2009, 253223), (5371, 94717), (6419, 79253), (13531, 37597)]