164890495

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{1193}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 247587840

約数和(自身を除く): 82697345

約数列:

[1, 5, 7, 11, 35, 55, 77, 359, 385, 1193, 1795, 2513, 3949, 5965, 8351, 12565, 13123, 19745, 27643, 41755, 65615, 91861, 138215, 428287, 459305, 2141435, 2998009, 4711157, 14990045, 23555785, 32978099, 164890495]

約数ペア:

[(1, 164890495), (5, 32978099), (7, 23555785), (11, 14990045), (35, 4711157), (55, 2998009), (77, 2141435), (359, 459305), (385, 428287), (1193, 138215), (1795, 91861), (2513, 65615), (3949, 41755), (5965, 27643), (8351, 19745), (12565, 13123)]