89915217

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1193}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 142286592

約数和(自身を除く): 52371375

約数列:

[1, 3, 7, 21, 37, 97, 111, 259, 291, 679, 777, 1193, 2037, 3579, 3589, 8351, 10767, 25053, 25123, 44141, 75369, 115721, 132423, 308987, 347163, 810047, 926961, 2430141, 4281677, 12845031, 29971739, 89915217]

約数ペア:

[(1, 89915217), (3, 29971739), (7, 12845031), (21, 4281677), (37, 2430141), (97, 926961), (111, 810047), (259, 347163), (291, 308987), (679, 132423), (777, 115721), (1193, 75369), (2037, 44141), (3579, 25123), (3589, 25053), (8351, 10767)]