27989528

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 36706792

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 434, 644, 701, 713, 868, 1288, 1402, 1426, 1736, 2804, 2852, 4907, 4991, 5608, 5704, 9814, 9982, 16123, 19628, 19964, 21731, 32246, 39256, 39928, 43462, 64492, 86924, 112861, 128984, 152117, 173848, 225722, 304234, 451444, 499813, 608468, 902888, 999626, 1216936, 1999252, 3498691, 3998504, 6997382, 13994764, 27989528]

約数ペア:

[(1, 27989528), (2, 13994764), (4, 6997382), (7, 3998504), (8, 3498691), (14, 1999252), (23, 1216936), (28, 999626), (31, 902888), (46, 608468), (56, 499813), (62, 451444), (92, 304234), (124, 225722), (161, 173848), (184, 152117), (217, 128984), (248, 112861), (322, 86924), (434, 64492), (644, 43462), (701, 39928), (713, 39256), (868, 32246), (1288, 21731), (1402, 19964), (1426, 19628), (1736, 16123), (2804, 9982), (2852, 9814), (4907, 5704), (4991, 5608)]