1325609847

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{672557}}^1$

素因数の和:672639

約数の個数: 16

約数和(自身を含む): 1990771680

約数和(自身を除く): 665161833

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 672557, 2017671, 6053013, 18159039, 49096661, 147289983, 441869949, 1325609847]

約数ペア:

[(1, 1325609847), (3, 441869949), (9, 147289983), (27, 49096661), (73, 18159039), (219, 6053013), (657, 2017671), (1971, 672557)]