16406819

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{397}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 20527248

約数和(自身を除く): 4120429

約数列:

[1, 11, 13, 17, 143, 187, 221, 289, 397, 2431, 3179, 3757, 4367, 5161, 6749, 41327, 56771, 74239, 87737, 114733, 965107, 1262063, 1491529, 16406819]

約数ペア:

[(1, 16406819), (11, 1491529), (13, 1262063), (17, 965107), (143, 114733), (187, 87737), (221, 74239), (289, 56771), (397, 41327), (2431, 6749), (3179, 5161), (3757, 4367)]