27388893

素因数分解:

$3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 43648000

約数和(自身を除く): 16259107

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 343, 619, 903, 1029, 1857, 2107, 4333, 6321, 12999, 14749, 26617, 30331, 44247, 79851, 90993, 186319, 212317, 558957, 636951, 1304233, 3912699, 9129631, 27388893]

約数ペア:

[(1, 27388893), (3, 9129631), (7, 3912699), (21, 1304233), (43, 636951), (49, 558957), (129, 212317), (147, 186319), (301, 90993), (343, 79851), (619, 44247), (903, 30331), (1029, 26617), (1857, 14749), (2107, 12999), (4333, 6321)]