28075119

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 40857600

約数和(自身を除く): 12782481

約数列:

[1, 3, 31, 37, 41, 93, 111, 123, 199, 597, 1147, 1271, 1517, 3441, 3813, 4551, 6169, 7363, 8159, 18507, 22089, 24477, 47027, 141081, 228253, 252929, 301883, 684759, 758787, 905649, 9358373, 28075119]

約数ペア:

[(1, 28075119), (3, 9358373), (31, 905649), (37, 758787), (41, 684759), (93, 301883), (111, 252929), (123, 228253), (199, 141081), (597, 47027), (1147, 24477), (1271, 22089), (1517, 18507), (3441, 8159), (3813, 7363), (4551, 6169)]