289608907

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 349691904

約数和(自身を除く): 60082997

約数列:

[1, 7, 53, 61, 67, 191, 371, 427, 469, 1337, 3233, 3551, 4087, 10123, 11651, 12797, 22631, 24857, 28609, 70861, 81557, 89579, 216611, 617503, 678241, 780617, 1516277, 4322521, 4747687, 5464319, 41372701, 289608907]

約数ペア:

[(1, 289608907), (7, 41372701), (53, 5464319), (61, 4747687), (67, 4322521), (191, 1516277), (371, 780617), (427, 678241), (469, 617503), (1337, 216611), (3233, 89579), (3551, 81557), (4087, 70861), (10123, 28609), (11651, 24857), (12797, 22631)]