217282993

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2837}}^1$

素因数の和:3024

約数の個数: 16

約数和(自身を含む): 238392000

約数和(自身を除く): 21109007

約数列:

[1, 19, 29, 139, 551, 2641, 2837, 4031, 53903, 76589, 82273, 394343, 1563187, 7492517, 11435947, 217282993]

約数ペア:

[(1, 217282993), (19, 11435947), (29, 7492517), (139, 1563187), (551, 394343), (2641, 82273), (2837, 76589), (4031, 53903)]