1299328784

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{480521}}^1$

素因数の和:480555

約数の個数: 30

約数和(自身を含む): 2726001306

約数和(自身を除く): 1426672522

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 480521, 961042, 1922084, 3844168, 6246773, 7688336, 12493546, 24987092, 49974184, 81208049, 99948368, 162416098, 324832196, 649664392, 1299328784]

約数ペア:

[(1, 1299328784), (2, 649664392), (4, 324832196), (8, 162416098), (13, 99948368), (16, 81208049), (26, 49974184), (52, 24987092), (104, 12493546), (169, 7688336), (208, 6246773), (338, 3844168), (676, 1922084), (1352, 961042), (2704, 480521)]