247364211

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71143}}^1$

素因数の和:71226

約数の個数: 16

約数和(自身を含む): 352874240

約数和(自身を除く): 105510029

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 71143, 213429, 1351717, 4055151, 4339723, 13019169, 82454737, 247364211]

約数ペア:

[(1, 247364211), (3, 82454737), (19, 13019169), (57, 4339723), (61, 4055151), (183, 1351717), (1159, 213429), (3477, 71143)]