1109943

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:276

約数の個数: 20

約数和(自身を含む): 1690128

約数和(自身を除く): 580185

約数列:

[1, 3, 9, 27, 71, 81, 193, 213, 579, 639, 1737, 1917, 5211, 5751, 13703, 15633, 41109, 123327, 369981, 1109943]

約数ペア:

[(1, 1109943), (3, 369981), (9, 123327), (27, 41109), (71, 15633), (81, 13703), (193, 5751), (213, 5211), (579, 1917), (639, 1737)]