920457

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:549

約数の個数: 16

約数和(自身を含む): 1385280

約数和(自身を除く): 464823

約数列:

[1, 3, 9, 27, 73, 219, 467, 657, 1401, 1971, 4203, 12609, 34091, 102273, 306819, 920457]

約数ペア:

[(1, 920457), (3, 306819), (9, 102273), (27, 34091), (73, 12609), (219, 4203), (467, 1971), (657, 1401)]