66388777

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{8017}}^1$

素因数の和:8057

約数の個数: 18

約数和(自身を含む): 83635758

約数和(自身を除く): 17246981

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 8017, 8281, 56119, 104221, 392833, 729547, 1354873, 5106829, 9484111, 66388777]

約数ペア:

[(1, 66388777), (7, 9484111), (13, 5106829), (49, 1354873), (91, 729547), (169, 392833), (637, 104221), (1183, 56119), (8017, 8281)]