1618029

素因数分解:

$3^3\times 7^2\times {\mathrm{1223}}^1$

素因数の和:1246

約数の個数: 24

約数和(自身を含む): 2790720

約数和(自身を除く): 1172691

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1223, 1323, 3669, 8561, 11007, 25683, 33021, 59927, 77049, 179781, 231147, 539343, 1618029]

約数ペア:

[(1, 1618029), (3, 539343), (7, 231147), (9, 179781), (21, 77049), (27, 59927), (49, 33021), (63, 25683), (147, 11007), (189, 8561), (441, 3669), (1223, 1323)]