208032279

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9181}}^1$

素因数の和:9287

約数の個数: 32

約数和(自身を含む): 345537024

約数和(自身を除く): 137504745

約数列:

[1, 3, 7, 13, 21, 39, 83, 91, 249, 273, 581, 1079, 1743, 3237, 7553, 9181, 22659, 27543, 64267, 119353, 192801, 358059, 762023, 835471, 2286069, 2506413, 5334161, 9906299, 16002483, 29718897, 69344093, 208032279]

約数ペア:

[(1, 208032279), (3, 69344093), (7, 29718897), (13, 16002483), (21, 9906299), (39, 5334161), (83, 2506413), (91, 2286069), (249, 835471), (273, 762023), (581, 358059), (1079, 192801), (1743, 119353), (3237, 64267), (7553, 27543), (9181, 22659)]