143640243

素因数分解:

$3^3\times {\mathrm{691}}^1\times {\mathrm{7699}}^1$

素因数の和:8399

約数の個数: 16

約数和(自身を含む): 213136000

約数和(自身を除く): 69495757

約数列:

[1, 3, 9, 27, 691, 2073, 6219, 7699, 18657, 23097, 69291, 207873, 5320009, 15960027, 47880081, 143640243]

約数ペア:

[(1, 143640243), (3, 47880081), (9, 15960027), (27, 5320009), (691, 207873), (2073, 69291), (6219, 23097), (7699, 18657)]