66181885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{433}}^1$

素因数の和:853

約数の個数: 32

約数和(自身を含む): 99493632

約数和(自身を除く): 33311747

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 397, 433, 1985, 2165, 2779, 3031, 4367, 4763, 13895, 15155, 21835, 23815, 30569, 33341, 152845, 166705, 171901, 859505, 1203307, 1890911, 6016535, 9454555, 13236377, 66181885]

約数ペア:

[(1, 66181885), (5, 13236377), (7, 9454555), (11, 6016535), (35, 1890911), (55, 1203307), (77, 859505), (385, 171901), (397, 166705), (433, 152845), (1985, 33341), (2165, 30569), (2779, 23815), (3031, 21835), (4367, 15155), (4763, 13895)]