1520290457

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{21647}}^1$

素因数の和:21860

約数の個数: 16

約数和(自身を含む): 1773404160

約数和(自身を除く): 253113703

約数列:

[1, 7, 79, 127, 553, 889, 10033, 21647, 70231, 151529, 1710113, 2749169, 11970791, 19244183, 217184351, 1520290457]

約数ペア:

[(1, 1520290457), (7, 217184351), (79, 19244183), (127, 11970791), (553, 2749169), (889, 1710113), (10033, 151529), (21647, 70231)]