264218591

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 337841280

約数和(自身を除く): 73622689

約数列:

[1, 7, 13, 37, 91, 97, 259, 481, 679, 809, 1261, 3367, 3589, 5663, 8827, 10517, 25123, 29933, 46657, 73619, 78473, 209531, 326599, 389129, 549311, 1020149, 2723903, 2903501, 7141043, 20324507, 37745513, 264218591]

約数ペア:

[(1, 264218591), (7, 37745513), (13, 20324507), (37, 7141043), (91, 2903501), (97, 2723903), (259, 1020149), (481, 549311), (679, 389129), (809, 326599), (1261, 209531), (3367, 78473), (3589, 73619), (5663, 46657), (8827, 29933), (10517, 25123)]