28857785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{8893}}^1$

素因数の和:8968

約数の個数: 16

約数和(自身を含む): 38422080

約数和(自身を除く): 9564295

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 8893, 44465, 97823, 489115, 524687, 2623435, 5771557, 28857785]

約数ペア:

[(1, 28857785), (5, 5771557), (11, 2623435), (55, 524687), (59, 489115), (295, 97823), (649, 44465), (3245, 8893)]