67604957

素因数分解:

$7^4\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:826

約数の個数: 20

約数和(自身を含む): 81105756

約数和(自身を除く): 13500799

約数列:

[1, 7, 37, 49, 259, 343, 761, 1813, 2401, 5327, 12691, 28157, 37289, 88837, 197099, 261023, 1379693, 1827161, 9657851, 67604957]

約数ペア:

[(1, 67604957), (7, 9657851), (37, 1827161), (49, 1379693), (259, 261023), (343, 197099), (761, 88837), (1813, 37289), (2401, 28157), (5327, 12691)]