209209105

素因数分解:

$5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{30971}}^1$

素因数の和:31176

約数の個数: 16

約数和(自身を含む): 288411264

約数和(自身を除く): 79202159

約数列:

[1, 5, 7, 35, 193, 965, 1351, 6755, 30971, 154855, 216797, 1083985, 5977403, 29887015, 41841821, 209209105]

約数ペア:

[(1, 209209105), (5, 41841821), (7, 29887015), (35, 5977403), (193, 1083985), (965, 216797), (1351, 154855), (6755, 30971)]