66209468

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{97943}}^1$

素因数の和:97973

約数の個数: 18

約数和(自身を含む): 125466264

約数和(自身を除く): 59256796

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 97943, 195886, 391772, 1273259, 2546518, 5093036, 16552367, 33104734, 66209468]

約数ペア:

[(1, 66209468), (2, 33104734), (4, 16552367), (13, 5093036), (26, 2546518), (52, 1273259), (169, 391772), (338, 195886), (676, 97943)]