27143781

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{547}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 44190720

約数和(自身を除く): 17046939

約数列:

[1, 3, 7, 17, 21, 51, 119, 139, 357, 417, 547, 973, 1641, 2363, 2919, 3829, 7089, 9299, 11487, 16541, 27897, 49623, 65093, 76033, 195279, 228099, 532231, 1292561, 1596693, 3877683, 9047927, 27143781]

約数ペア:

[(1, 27143781), (3, 9047927), (7, 3877683), (17, 1596693), (21, 1292561), (51, 532231), (119, 228099), (139, 195279), (357, 76033), (417, 65093), (547, 49623), (973, 27897), (1641, 16541), (2363, 11487), (2919, 9299), (3829, 7089)]