290449593

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2351}}^1$

素因数の和:2454

約数の個数: 48

約数和(自身を含む): 501935616

約数和(自身を除く): 211486023

約数列:

[1, 3, 7, 9, 21, 37, 53, 63, 111, 159, 259, 333, 371, 477, 777, 1113, 1961, 2331, 2351, 3339, 5883, 7053, 13727, 16457, 17649, 21159, 41181, 49371, 86987, 123543, 124603, 148113, 260961, 373809, 608909, 782883, 872221, 1121427, 1826727, 2616663, 4610311, 5480181, 7849989, 13830933, 32272177, 41492799, 96816531, 290449593]

約数ペア:

[(1, 290449593), (3, 96816531), (7, 41492799), (9, 32272177), (21, 13830933), (37, 7849989), (53, 5480181), (63, 4610311), (111, 2616663), (159, 1826727), (259, 1121427), (333, 872221), (371, 782883), (477, 608909), (777, 373809), (1113, 260961), (1961, 148113), (2331, 124603), (2351, 123543), (3339, 86987), (5883, 49371), (7053, 41181), (13727, 21159), (16457, 17649)]