2647631

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1171}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 3375360

約数和(自身を除く): 727729

約数列:

[1, 7, 17, 19, 119, 133, 323, 1171, 2261, 8197, 19907, 22249, 139349, 155743, 378233, 2647631]

約数ペア:

[(1, 2647631), (7, 378233), (17, 155743), (19, 139349), (119, 22249), (133, 19907), (323, 8197), (1171, 2261)]