868331387

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1\times {\mathrm{337}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 1099338240

約数和(自身を除く): 231006853

約数列:

[1, 7, 11, 77, 109, 307, 337, 763, 1199, 2149, 2359, 3377, 3707, 8393, 23639, 25949, 33463, 36733, 103459, 234241, 257131, 368093, 404063, 724213, 1138049, 2576651, 2828441, 7966343, 11277031, 78939217, 124047341, 868331387]

約数ペア:

[(1, 868331387), (7, 124047341), (11, 78939217), (77, 11277031), (109, 7966343), (307, 2828441), (337, 2576651), (763, 1138049), (1199, 724213), (2149, 404063), (2359, 368093), (3377, 257131), (3707, 234241), (8393, 103459), (23639, 36733), (25949, 33463)]