64090187

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1637}}^1$

素因数の和:1715

約数の個数: 24

約数和(自身を含む): 80668224

約数和(自身を除く): 16578037

約数列:

[1, 7, 17, 47, 49, 119, 329, 799, 833, 1637, 2303, 5593, 11459, 27829, 39151, 76939, 80213, 194803, 538573, 1307963, 1363621, 3770011, 9155741, 64090187]

約数ペア:

[(1, 64090187), (7, 9155741), (17, 3770011), (47, 1363621), (49, 1307963), (119, 538573), (329, 194803), (799, 80213), (833, 76939), (1637, 39151), (2303, 27829), (5593, 11459)]