28642791

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4219}}^1$

素因数の和:4326

約数の個数: 16

約数和(自身を含む): 39971840

約数和(自身を除く): 11329049

約数列:

[1, 3, 31, 73, 93, 219, 2263, 4219, 6789, 12657, 130789, 307987, 392367, 923961, 9547597, 28642791]

約数ペア:

[(1, 28642791), (3, 9547597), (31, 923961), (73, 392367), (93, 307987), (219, 130789), (2263, 12657), (4219, 6789)]