47513907

素因数分解:

$3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{2161}}^1$

素因数の和:2523

約数の個数: 24

約数和(自身を含む): 78696800

約数和(自身を除く): 31182893

約数列:

[1, 3, 7, 9, 21, 63, 349, 1047, 2161, 2443, 3141, 6483, 7329, 15127, 19449, 21987, 45381, 136143, 754189, 2262567, 5279323, 6787701, 15837969, 47513907]

約数ペア:

[(1, 47513907), (3, 15837969), (7, 6787701), (9, 5279323), (21, 2262567), (63, 754189), (349, 136143), (1047, 45381), (2161, 21987), (2443, 19449), (3141, 15127), (6483, 7329)]