243290649

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{609751}}^1$

素因数の和:609780

約数の個数: 16

約数和(自身を含む): 390241280

約数和(自身を除く): 146950631

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 609751, 1829253, 4268257, 11585269, 12804771, 34755807, 81096883, 243290649]

約数ペア:

[(1, 243290649), (3, 81096883), (7, 34755807), (19, 12804771), (21, 11585269), (57, 4268257), (133, 1829253), (399, 609751)]