2728551

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7643}}^1$

素因数の和:7670

約数の個数: 16

約数和(自身を含む): 4402944

約数和(自身を除く): 1674393

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 7643, 22929, 53501, 129931, 160503, 389793, 909517, 2728551]

約数ペア:

[(1, 2728551), (3, 909517), (7, 389793), (17, 160503), (21, 129931), (51, 53501), (119, 22929), (357, 7643)]