12947668811

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{558643}}^1$

素因数の和:558711

約数の個数: 24

約数和(自身を含む): 16812949824

約数和(自身を除く): 3865281013

約数列:

[1, 7, 11, 43, 49, 77, 301, 473, 539, 2107, 3311, 23177, 558643, 3910501, 6145073, 24021649, 27373507, 43015511, 168151543, 264238139, 301108577, 1177060801, 1849666973, 12947668811]

約数ペア:

[(1, 12947668811), (7, 1849666973), (11, 1177060801), (43, 301108577), (49, 264238139), (77, 168151543), (301, 43015511), (473, 27373507), (539, 24021649), (2107, 6145073), (3311, 3910501), (23177, 558643)]