328916943

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{57193}}^1$

素因数の和:57276

約数の個数: 20

約数和(自身を含む): 498274128

約数和(自身を除く): 169357185

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 57193, 171579, 514737, 1544211, 4060703, 4632633, 12182109, 36546327, 109638981, 328916943]

約数ペア:

[(1, 328916943), (3, 109638981), (9, 36546327), (27, 12182109), (71, 4632633), (81, 4060703), (213, 1544211), (639, 514737), (1917, 171579), (5751, 57193)]