2687055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 4975104

約数和(自身を除く): 2288049

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 157, 163, 471, 489, 785, 815, 1099, 1141, 2355, 2445, 3297, 3423, 5495, 5705, 16485, 17115, 25591, 76773, 127955, 179137, 383865, 537411, 895685, 2687055]

約数ペア:

[(1, 2687055), (3, 895685), (5, 537411), (7, 383865), (15, 179137), (21, 127955), (35, 76773), (105, 25591), (157, 17115), (163, 16485), (471, 5705), (489, 5495), (785, 3423), (815, 3297), (1099, 2445), (1141, 2355)]