2009017899

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1028683}}^1$

素因数の和:1028727

約数の個数: 24

約数和(自身を含む): 3423460352

約数和(自身を除く): 1414442453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 1028683, 3086049, 7200781, 9258147, 21602343, 31889173, 64807029, 95667519, 223224211, 287002557, 669672633, 2009017899]

約数ペア:

[(1, 2009017899), (3, 669672633), (7, 287002557), (9, 223224211), (21, 95667519), (31, 64807029), (63, 31889173), (93, 21602343), (217, 9258147), (279, 7200781), (651, 3086049), (1953, 1028683)]