11880215

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 14681088

約数和(自身を除く): 2800873

約数列:

[1, 5, 53, 127, 265, 353, 635, 1765, 6731, 18709, 33655, 44831, 93545, 224155, 2376043, 11880215]

約数ペア:

[(1, 11880215), (5, 2376043), (53, 224155), (127, 93545), (265, 44831), (353, 33655), (635, 18709), (1765, 6731)]