409508721

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{739}}^1\times {\mathrm{2677}}^1$

素因数の和:3445

約数の個数: 24

約数和(自身を含む): 618296640

約数和(自身を除く): 208787919

約数列:

[1, 3, 9, 23, 69, 207, 739, 2217, 2677, 6651, 8031, 16997, 24093, 50991, 61571, 152973, 184713, 554139, 1978303, 5934909, 17804727, 45500969, 136502907, 409508721]

約数ペア:

[(1, 409508721), (3, 136502907), (9, 45500969), (23, 17804727), (69, 5934909), (207, 1978303), (739, 554139), (2217, 184713), (2677, 152973), (6651, 61571), (8031, 50991), (16997, 24093)]