81617958

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{238649}}^1$

素因数の和:238676

約数の個数: 24

約数和(自身を含む): 186147000

約数和(自身を除く): 104529042

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 238649, 477298, 715947, 1431894, 2147841, 4295682, 4534331, 9068662, 13602993, 27205986, 40808979, 81617958]

約数ペア:

[(1, 81617958), (2, 40808979), (3, 27205986), (6, 13602993), (9, 9068662), (18, 4534331), (19, 4295682), (38, 2147841), (57, 1431894), (114, 715947), (171, 477298), (342, 238649)]