27928912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1783}}^1$

素因数の和:1891

約数の個数: 40

約数和(自身を含む): 59728320

約数和(自身を除く): 31799408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1783, 1958, 3566, 3916, 7132, 7832, 14264, 15664, 19613, 28528, 39226, 78452, 156904, 158687, 313808, 317374, 634748, 1269496, 1745557, 2538992, 3491114, 6982228, 13964456, 27928912]

約数ペア:

[(1, 27928912), (2, 13964456), (4, 6982228), (8, 3491114), (11, 2538992), (16, 1745557), (22, 1269496), (44, 634748), (88, 317374), (89, 313808), (176, 158687), (178, 156904), (356, 78452), (712, 39226), (979, 28528), (1424, 19613), (1783, 15664), (1958, 14264), (3566, 7832), (3916, 7132)]