123859393

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{17891}}^1$

素因数の和:17964

約数の個数: 16

約数和(自身を含む): 151151616

約数和(自身を除く): 27292223

約数列:

[1, 7, 23, 43, 161, 301, 989, 6923, 17891, 125237, 411493, 769313, 2880451, 5385191, 17694199, 123859393]

約数ペア:

[(1, 123859393), (7, 17694199), (23, 5385191), (43, 2880451), (161, 769313), (301, 411493), (989, 125237), (6923, 17891)]