64622971

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 79004160

約数和(自身を除く): 14381189

約数列:

[1, 7, 19, 107, 133, 239, 361, 749, 1673, 2033, 2527, 4541, 14231, 25573, 31787, 38627, 86279, 179011, 270389, 485887, 603953, 3401209, 9231853, 64622971]

約数ペア:

[(1, 64622971), (7, 9231853), (19, 3401209), (107, 603953), (133, 485887), (239, 270389), (361, 179011), (749, 86279), (1673, 38627), (2033, 31787), (2527, 25573), (4541, 14231)]