859221

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{263}}^1$

素因数の和:294

約数の個数: 24

約数和(自身を含む): 1404480

約数和(自身を除く): 545259

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 263, 297, 363, 789, 1089, 2367, 2893, 3267, 7101, 8679, 26037, 31823, 78111, 95469, 286407, 859221]

約数ペア:

[(1, 859221), (3, 286407), (9, 95469), (11, 78111), (27, 31823), (33, 26037), (99, 8679), (121, 7101), (263, 3267), (297, 2893), (363, 2367), (789, 1089)]