1221792491521

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{1307}}^1\times {\mathrm{1880899}}^1$

素因数の和:1882284

約数の個数: 16

約数和(自身を含む): 1417085107200

約数和(自身を除く): 195292615679

約数列:

[1, 7, 71, 497, 1307, 9149, 92797, 649579, 1880899, 13166293, 133543829, 934806803, 2458334993, 17208344951, 174541784503, 1221792491521]

約数ペア:

[(1, 1221792491521), (7, 174541784503), (71, 17208344951), (497, 2458334993), (1307, 934806803), (9149, 133543829), (92797, 13166293), (649579, 1880899)]