140802081

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{647}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 220796928

約数和(自身を除く): 79994847

約数列:

[1, 3, 7, 21, 43, 129, 241, 301, 647, 723, 903, 1687, 1941, 4529, 5061, 10363, 13587, 27821, 31089, 72541, 83463, 155927, 194747, 217623, 467781, 584241, 1091489, 3274467, 6704861, 20114583, 46934027, 140802081]

約数ペア:

[(1, 140802081), (3, 46934027), (7, 20114583), (21, 6704861), (43, 3274467), (129, 1091489), (241, 584241), (301, 467781), (647, 217623), (723, 194747), (903, 155927), (1687, 83463), (1941, 72541), (4529, 31089), (5061, 27821), (10363, 13587)]