1306791

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 2021760

約数和(自身を除く): 714969

約数列:

[1, 3, 9, 23, 59, 69, 107, 177, 207, 321, 531, 963, 1357, 2461, 4071, 6313, 7383, 12213, 18939, 22149, 56817, 145199, 435597, 1306791]

約数ペア:

[(1, 1306791), (3, 435597), (9, 145199), (23, 56817), (59, 22149), (69, 18939), (107, 12213), (177, 7383), (207, 6313), (321, 4071), (531, 2461), (963, 1357)]