205268609

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{523}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 267617280

約数和(自身を除く): 62348671

約数列:

[1, 7, 13, 19, 91, 133, 227, 247, 523, 1589, 1729, 2951, 3661, 4313, 6799, 9937, 20657, 30191, 47593, 56069, 69559, 118721, 129181, 392483, 831047, 904267, 1543373, 2255699, 10803611, 15789893, 29324087, 205268609]

約数ペア:

[(1, 205268609), (7, 29324087), (13, 15789893), (19, 10803611), (91, 2255699), (133, 1543373), (227, 904267), (247, 831047), (523, 392483), (1589, 129181), (1729, 118721), (2951, 69559), (3661, 56069), (4313, 47593), (6799, 30191), (9937, 20657)]