269393397

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{12491}}^1$

素因数の和:12593

約数の個数: 32

約数和(自身を含む): 447713280

約数和(自身を除く): 178319883

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1659, 3081, 7189, 12491, 21567, 37473, 87437, 162383, 262311, 487149, 986789, 1136681, 2960367, 3410043, 6907523, 12828257, 20722569, 38484771, 89797799, 269393397]

約数ペア:

[(1, 269393397), (3, 89797799), (7, 38484771), (13, 20722569), (21, 12828257), (39, 6907523), (79, 3410043), (91, 2960367), (237, 1136681), (273, 986789), (553, 487149), (1027, 262311), (1659, 162383), (3081, 87437), (7189, 37473), (12491, 21567)]