1943919

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:348

約数の個数: 20

約数和(自身を含む): 2944656

約数和(自身を除く): 1000737

約数列:

[1, 3, 9, 27, 81, 103, 233, 309, 699, 927, 2097, 2781, 6291, 8343, 18873, 23999, 71997, 215991, 647973, 1943919]

約数ペア:

[(1, 1943919), (3, 647973), (9, 215991), (27, 71997), (81, 23999), (103, 18873), (233, 8343), (309, 6291), (699, 2781), (927, 2097)]