223351389

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{7643}}^1$

素因数の和:7857

約数の個数: 24

約数和(自身を含む): 343429632

約数和(自身を除く): 120078243

約数列:

[1, 3, 9, 17, 51, 153, 191, 573, 1719, 3247, 7643, 9741, 22929, 29223, 68787, 129931, 389793, 1169379, 1459813, 4379439, 13138317, 24816821, 74450463, 223351389]

約数ペア:

[(1, 223351389), (3, 74450463), (9, 24816821), (17, 13138317), (51, 4379439), (153, 1459813), (191, 1169379), (573, 389793), (1719, 129931), (3247, 68787), (7643, 29223), (9741, 22929)]