66618657

素因数分解:

$3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{3931}}^1$

素因数の和:4213

約数の個数: 24

約数和(自身を含む): 110410560

約数和(自身を除く): 43791903

約数列:

[1, 3, 7, 9, 21, 63, 269, 807, 1883, 2421, 3931, 5649, 11793, 16947, 27517, 35379, 82551, 247653, 1057439, 3172317, 7402073, 9516951, 22206219, 66618657]

約数ペア:

[(1, 66618657), (3, 22206219), (7, 9516951), (9, 7402073), (21, 3172317), (63, 1057439), (269, 247653), (807, 82551), (1883, 35379), (2421, 27517), (3931, 16947), (5649, 11793)]