858643708

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{1270183}}^1$

素因数の和:1270213

約数の個数: 18

約数和(自身を含む): 1627105704

約数和(自身を除く): 768461996

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 1270183, 2540366, 5080732, 16512379, 33024758, 66049516, 214660927, 429321854, 858643708]

約数ペア:

[(1, 858643708), (2, 429321854), (4, 214660927), (13, 66049516), (26, 33024758), (52, 16512379), (169, 5080732), (338, 2540366), (676, 1270183)]