286393347

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 430344000

約数和(自身を除く): 143950653

約数列:

[1, 3, 9, 27, 149, 257, 277, 447, 771, 831, 1341, 2313, 2493, 4023, 6939, 7479, 38293, 41273, 71189, 114879, 123819, 213567, 344637, 371457, 640701, 1033911, 1114371, 1922103, 10607161, 31821483, 95464449, 286393347]

約数ペア:

[(1, 286393347), (3, 95464449), (9, 31821483), (27, 10607161), (149, 1922103), (257, 1114371), (277, 1033911), (447, 640701), (771, 371457), (831, 344637), (1341, 213567), (2313, 123819), (2493, 114879), (4023, 71189), (6939, 41273), (7479, 38293)]