206876579

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{17093}}^1$

素因数の和:17139

約数の個数: 24

約数和(自身を含む): 272820240

約数和(自身を除く): 65943661

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 637, 931, 1729, 12103, 17093, 119651, 222209, 324767, 837557, 1555463, 2273369, 4221971, 10888241, 15913583, 29553797, 206876579]

約数ペア:

[(1, 206876579), (7, 29553797), (13, 15913583), (19, 10888241), (49, 4221971), (91, 2273369), (133, 1555463), (247, 837557), (637, 324767), (931, 222209), (1729, 119651), (12103, 17093)]