245047047

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{614153}}^1$

素因数の和:614182

約数の個数: 16

約数和(自身を含む): 393058560

約数和(自身を除く): 148011513

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 614153, 1842459, 4299071, 11668907, 12897213, 35006721, 81682349, 245047047]

約数ペア:

[(1, 245047047), (3, 81682349), (7, 35006721), (19, 12897213), (21, 11668907), (57, 4299071), (133, 1842459), (399, 614153)]