66778905

素因数分解:

$3^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{5503}}^1$

素因数の和:6320

約数の個数: 16

約数和(自身を含む): 106997760

約数和(自身を除く): 40218855

約数列:

[1, 3, 5, 15, 809, 2427, 4045, 5503, 12135, 16509, 27515, 82545, 4451927, 13355781, 22259635, 66778905]

約数ペア:

[(1, 66778905), (3, 22259635), (5, 13355781), (15, 4451927), (809, 82545), (2427, 27515), (4045, 16509), (5503, 12135)]