27949551

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10007}}^1$

素因数の和:10043

約数の個数: 24

約数和(自身を含む): 45636480

約数和(自身を除く): 17686929

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 10007, 30021, 70049, 190133, 210147, 490343, 570399, 1330931, 1471029, 3992793, 9316517, 27949551]

約数ペア:

[(1, 27949551), (3, 9316517), (7, 3992793), (19, 1471029), (21, 1330931), (49, 570399), (57, 490343), (133, 210147), (147, 190133), (399, 70049), (931, 30021), (2793, 10007)]