210890491

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 264494592

約数和(自身を除く): 53604101

約数列:

[1, 7, 17, 37, 119, 211, 227, 259, 629, 1477, 1589, 3587, 3859, 4403, 7807, 8399, 25109, 27013, 47897, 54649, 58793, 132719, 142783, 335279, 814249, 929033, 999481, 1772189, 5699743, 12405323, 30127213, 210890491]

約数ペア:

[(1, 210890491), (7, 30127213), (17, 12405323), (37, 5699743), (119, 1772189), (211, 999481), (227, 929033), (259, 814249), (629, 335279), (1477, 142783), (1589, 132719), (3587, 58793), (3859, 54649), (4403, 47897), (7807, 27013), (8399, 25109)]