27921752

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{205307}}^1$

素因数の和:205330

約数の個数: 16

約数和(自身を含む): 55433160

約数和(自身を除く): 27511408

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 205307, 410614, 821228, 1642456, 3490219, 6980438, 13960876, 27921752]

約数ペア:

[(1, 27921752), (2, 13960876), (4, 6980438), (8, 3490219), (17, 1642456), (34, 821228), (68, 410614), (136, 205307)]