253215717

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193147}}^1$

素因数の和:193192

約数の個数: 16

約数和(自身を含む): 370844160

約数和(自身を除く): 117628443

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 193147, 579441, 3669793, 4442381, 11009379, 13327143, 84405239, 253215717]

約数ペア:

[(1, 253215717), (3, 84405239), (19, 13327143), (23, 11009379), (57, 4442381), (69, 3669793), (437, 579441), (1311, 193147)]