221500531

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1913}}^1$

素因数の和:2083

約数の個数: 24

約数和(自身を含む): 274926960

約数和(自身を除く): 53426429

約数列:

[1, 7, 17, 49, 119, 139, 833, 973, 1913, 2363, 6811, 13391, 16541, 32521, 93737, 115787, 227647, 265907, 1593529, 1861349, 4520419, 13029443, 31642933, 221500531]

約数ペア:

[(1, 221500531), (7, 31642933), (17, 13029443), (49, 4520419), (119, 1861349), (139, 1593529), (833, 265907), (973, 227647), (1913, 115787), (2363, 93737), (6811, 32521), (13391, 16541)]