309978987

素因数分解:

$3^1\times {\mathrm{311}}^1\times {\mathrm{457}}^1\times {\mathrm{727}}^1$

素因数の和:1498

約数の個数: 16

約数和(自身を含む): 416113152

約数和(自身を除く): 106134165

約数列:

[1, 3, 311, 457, 727, 933, 1371, 2181, 142127, 226097, 332239, 426381, 678291, 996717, 103326329, 309978987]

約数ペア:

[(1, 309978987), (3, 103326329), (311, 996717), (457, 678291), (727, 426381), (933, 332239), (1371, 226097), (2181, 142127)]