27665865

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4423}}^1$

素因数の和:4573

約数の個数: 24

約数和(自身を含む): 48310080

約数和(自身を除く): 20644215

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 4423, 6255, 13269, 22115, 39807, 66345, 199035, 614797, 1844391, 3073985, 5533173, 9221955, 27665865]

約数ペア:

[(1, 27665865), (3, 9221955), (5, 5533173), (9, 3073985), (15, 1844391), (45, 614797), (139, 199035), (417, 66345), (695, 39807), (1251, 22115), (2085, 13269), (4423, 6255)]