222740287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{152249}}^1$

素因数の和:152286

約数の個数: 16

約数和(自身を含む): 292320000

約数和(自身を除く): 69579713

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 152249, 1065743, 1674739, 2892731, 11723173, 20249117, 31820041, 222740287]

約数ペア:

[(1, 222740287), (7, 31820041), (11, 20249117), (19, 11723173), (77, 2892731), (133, 1674739), (209, 1065743), (1463, 152249)]