68178531

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 97445376

約数和(自身を除く): 29266845

約数列:

[1, 3, 37, 41, 71, 111, 123, 211, 213, 633, 1517, 2627, 2911, 4551, 7807, 7881, 8651, 8733, 14981, 23421, 25953, 44943, 107707, 320087, 323121, 554297, 614221, 960261, 1662891, 1842663, 22726177, 68178531]

約数ペア:

[(1, 68178531), (3, 22726177), (37, 1842663), (41, 1662891), (71, 960261), (111, 614221), (123, 554297), (211, 323121), (213, 320087), (633, 107707), (1517, 44943), (2627, 25953), (2911, 23421), (4551, 14981), (7807, 8733), (7881, 8651)]