212419165

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{51001}}^1$

素因数の和:51037

約数の個数: 24

約数和(自身を含む): 313968312

約数和(自身を除く): 101549147

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 51001, 255005, 357007, 867017, 1785035, 2499049, 4335085, 6069119, 12495245, 30345595, 42483833, 212419165]

約数ペア:

[(1, 212419165), (5, 42483833), (7, 30345595), (17, 12495245), (35, 6069119), (49, 4335085), (85, 2499049), (119, 1785035), (245, 867017), (595, 357007), (833, 255005), (4165, 51001)]