890241789

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{213949}}^1$

素因数の和:214044

約数の個数: 16

約数和(自身を含む): 1266584000

約数和(自身を除く): 376342211

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 213949, 641847, 4065031, 12195093, 15618277, 46854831, 296747263, 890241789]

約数ペア:

[(1, 890241789), (3, 296747263), (19, 46854831), (57, 15618277), (73, 12195093), (219, 4065031), (1387, 641847), (4161, 213949)]