2123429

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 24

約数和(自身を含む): 2808960

約数和(自身を除く): 685531

約数列:

[1, 7, 11, 23, 77, 109, 121, 161, 253, 763, 847, 1199, 1771, 2507, 2783, 8393, 13189, 17549, 19481, 27577, 92323, 193039, 303347, 2123429]

約数ペア:

[(1, 2123429), (7, 303347), (11, 193039), (23, 92323), (77, 27577), (109, 19481), (121, 17549), (161, 13189), (253, 8393), (763, 2783), (847, 2507), (1199, 1771)]