231777

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 413504

約数和(自身を除く): 181727

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 283, 819, 849, 1981, 2547, 3679, 5943, 11037, 17829, 25753, 33111, 77259, 231777]

約数ペア:

[(1, 231777), (3, 77259), (7, 33111), (9, 25753), (13, 17829), (21, 11037), (39, 5943), (63, 3679), (91, 2547), (117, 1981), (273, 849), (283, 819)]