81339768

素因数分解:

$2^3\times 3^3\times {\mathrm{376573}}^1$

素因数の和:376588

約数の個数: 32

約数和(自身を含む): 225944400

約数和(自身を除く): 144604632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 376573, 753146, 1129719, 1506292, 2259438, 3012584, 3389157, 4518876, 6778314, 9037752, 10167471, 13556628, 20334942, 27113256, 40669884, 81339768]

約数ペア:

[(1, 81339768), (2, 40669884), (3, 27113256), (4, 20334942), (6, 13556628), (8, 10167471), (9, 9037752), (12, 6778314), (18, 4518876), (24, 3389157), (27, 3012584), (36, 2259438), (54, 1506292), (72, 1129719), (108, 753146), (216, 376573)]