211673891

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2539}}^1$

素因数の和:2627

約数の個数: 24

約数和(自身を含む): 255391920

約数和(自身を除く): 43718029

約数列:

[1, 11, 13, 53, 121, 143, 583, 689, 1573, 2539, 6413, 7579, 27929, 33007, 83369, 134567, 307219, 363077, 1480237, 1749371, 3993847, 16282607, 19243081, 211673891]

約数ペア:

[(1, 211673891), (11, 19243081), (13, 16282607), (53, 3993847), (121, 1749371), (143, 1480237), (583, 363077), (689, 307219), (1573, 134567), (2539, 83369), (6413, 33007), (7579, 27929)]