12218129

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6899}}^1$

素因数の和:6940

約数の個数: 16

約数和(自身を含む): 15897600

約数和(自身を除く): 3679471

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 6899, 48293, 75889, 158677, 531223, 1110739, 1745447, 12218129]

約数ペア:

[(1, 12218129), (7, 1745447), (11, 1110739), (23, 531223), (77, 158677), (161, 75889), (253, 48293), (1771, 6899)]