1888677

素因数分解:

$3^4\times 7^1\times {\mathrm{3331}}^1$

素因数の和:3350

約数の個数: 20

約数和(自身を含む): 3225376

約数和(自身を除く): 1336699

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 3331, 9993, 23317, 29979, 69951, 89937, 209853, 269811, 629559, 1888677]

約数ペア:

[(1, 1888677), (3, 629559), (7, 269811), (9, 209853), (21, 89937), (27, 69951), (63, 29979), (81, 23317), (189, 9993), (567, 3331)]