9890379

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 15275520

約数和(自身を除く): 5385141

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 509, 1143, 1527, 2159, 4581, 6477, 8653, 19431, 25959, 64643, 77877, 193929, 581787, 1098931, 3296793, 9890379]

約数ペア:

[(1, 9890379), (3, 3296793), (9, 1098931), (17, 581787), (51, 193929), (127, 77877), (153, 64643), (381, 25959), (509, 19431), (1143, 8653), (1527, 6477), (2159, 4581)]