13257556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1321}}^1$

素因数の和:1531

約数の個数: 24

約数和(自身を含む): 25133864

約数和(自身を除く): 11876308

約数列:

[1, 2, 4, 13, 26, 52, 193, 386, 772, 1321, 2509, 2642, 5018, 5284, 10036, 17173, 34346, 68692, 254953, 509906, 1019812, 3314389, 6628778, 13257556]

約数ペア:

[(1, 13257556), (2, 6628778), (4, 3314389), (13, 1019812), (26, 509906), (52, 254953), (193, 68692), (386, 34346), (772, 17173), (1321, 10036), (2509, 5284), (2642, 5018)]