78945405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{68351}}^1$

素因数の和:68377

約数の個数: 32

約数和(自身を含む): 157483008

約数和(自身を除く): 78537603

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 68351, 205053, 341755, 478457, 751861, 1025265, 1435371, 2255583, 2392285, 3759305, 5263027, 7176855, 11277915, 15789081, 26315135, 78945405]

約数ペア:

[(1, 78945405), (3, 26315135), (5, 15789081), (7, 11277915), (11, 7176855), (15, 5263027), (21, 3759305), (33, 2392285), (35, 2255583), (55, 1435371), (77, 1025265), (105, 751861), (165, 478457), (231, 341755), (385, 205053), (1155, 68351)]