12219361

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4289}}^1$

素因数の和:4344

約数の個数: 16

約数和(自身を含む): 15649920

約数和(自身を除く): 3430559

約数列:

[1, 7, 11, 37, 77, 259, 407, 2849, 4289, 30023, 47179, 158693, 330253, 1110851, 1745623, 12219361]

約数ペア:

[(1, 12219361), (7, 1745623), (11, 1110851), (37, 330253), (77, 158693), (259, 47179), (407, 30023), (2849, 4289)]