1972407745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{301361}}^1$

素因数の和:301401

約数の個数: 32

約数和(自身を含む): 3124521216

約数和(自身を除く): 1152113471

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 301361, 1506805, 2109527, 3314971, 5123137, 10547635, 16574855, 23204797, 25615685, 35861959, 56354507, 116023985, 179309795, 281772535, 394481549, 1972407745]

約数ペア:

[(1, 1972407745), (5, 394481549), (7, 281772535), (11, 179309795), (17, 116023985), (35, 56354507), (55, 35861959), (77, 25615685), (85, 23204797), (119, 16574855), (187, 10547635), (385, 5123137), (595, 3314971), (935, 2109527), (1309, 1506805), (6545, 301361)]