12159791

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:423

約数の個数: 24

約数和(自身を含む): 15335280

約数和(自身を除く): 3175489

約数列:

[1, 7, 19, 37, 49, 133, 259, 353, 703, 931, 1813, 2471, 4921, 6707, 13061, 17297, 34447, 46949, 91427, 248159, 328643, 639989, 1737113, 12159791]

約数ペア:

[(1, 12159791), (7, 1737113), (19, 639989), (37, 328643), (49, 248159), (133, 91427), (259, 46949), (353, 34447), (703, 17297), (931, 13061), (1813, 6707), (2471, 4921)]