12880166

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{719}}^1$

素因数の和:800

約数の個数: 24

約数和(自身を含む): 21345120

約数和(自身を除く): 8464954

約数列:

[1, 2, 13, 26, 53, 106, 169, 338, 689, 719, 1378, 1438, 8957, 9347, 17914, 18694, 38107, 76214, 121511, 243022, 495391, 990782, 6440083, 12880166]

約数ペア:

[(1, 12880166), (2, 6440083), (13, 990782), (26, 495391), (53, 243022), (106, 121511), (169, 76214), (338, 38107), (689, 18694), (719, 17914), (1378, 9347), (1438, 8957)]