858871431

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{87631}}^1$

素因数の和:87665

約数の個数: 30

約数和(自身を含む): 1410261776

約数和(自身を除く): 551390345

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 121, 297, 363, 891, 1089, 3267, 9801, 87631, 262893, 788679, 963941, 2366037, 2891823, 7098111, 8675469, 10603351, 26026407, 31810053, 78079221, 95430159, 286290477, 858871431]

約数ペア:

[(1, 858871431), (3, 286290477), (9, 95430159), (11, 78079221), (27, 31810053), (33, 26026407), (81, 10603351), (99, 8675469), (121, 7098111), (297, 2891823), (363, 2366037), (891, 963941), (1089, 788679), (3267, 262893), (9801, 87631)]