164499713

素因数分解:

$7^4\times {\mathrm{131}}^1\times {\mathrm{523}}^1$

素因数の和:682

約数の個数: 20

約数和(自身を含む): 193739568

約数和(自身を除く): 29239855

約数列:

[1, 7, 49, 131, 343, 523, 917, 2401, 3661, 6419, 25627, 44933, 68513, 179389, 314531, 479591, 1255723, 3357137, 23499959, 164499713]

約数ペア:

[(1, 164499713), (7, 23499959), (49, 3357137), (131, 1255723), (343, 479591), (523, 314531), (917, 179389), (2401, 68513), (3661, 44933), (6419, 25627)]