1957203

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:416

約数の個数: 20

約数和(自身を含む): 2972728

約数和(自身を除く): 1015525

約数列:

[1, 3, 9, 27, 73, 81, 219, 331, 657, 993, 1971, 2979, 5913, 8937, 24163, 26811, 72489, 217467, 652401, 1957203]

約数ペア:

[(1, 1957203), (3, 652401), (9, 217467), (27, 72489), (73, 26811), (81, 24163), (219, 8937), (331, 5913), (657, 2979), (993, 1971)]