11806945

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 14584320

約数和(自身を除く): 2777375

約数列:

[1, 5, 71, 79, 355, 395, 421, 2105, 5609, 28045, 29891, 33259, 149455, 166295, 2361389, 11806945]

約数ペア:

[(1, 11806945), (5, 2361389), (71, 166295), (79, 149455), (355, 33259), (395, 29891), (421, 28045), (2105, 5609)]