78667288

素因数分解:

$2^3\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1409}}^1$

素因数の和:2419

約数の個数: 32

約数和(自身を含む): 168861600

約数和(自身を除く): 90194312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 997, 1409, 1994, 2818, 3988, 5636, 6979, 7976, 9863, 11272, 13958, 19726, 27916, 39452, 55832, 78904, 1404773, 2809546, 5619092, 9833411, 11238184, 19666822, 39333644, 78667288]

約数ペア:

[(1, 78667288), (2, 39333644), (4, 19666822), (7, 11238184), (8, 9833411), (14, 5619092), (28, 2809546), (56, 1404773), (997, 78904), (1409, 55832), (1994, 39452), (2818, 27916), (3988, 19726), (5636, 13958), (6979, 11272), (7976, 9863)]