27681016

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 59673600

約数和(自身を除く): 31992584

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 73, 88, 124, 139, 146, 248, 278, 292, 341, 556, 584, 682, 803, 1112, 1364, 1529, 1606, 2263, 2728, 3058, 3212, 4309, 4526, 6116, 6424, 8618, 9052, 10147, 12232, 17236, 18104, 20294, 24893, 34472, 40588, 47399, 49786, 81176, 94798, 99572, 111617, 189596, 199144, 223234, 314557, 379192, 446468, 629114, 892936, 1258228, 2516456, 3460127, 6920254, 13840508, 27681016]

約数ペア:

[(1, 27681016), (2, 13840508), (4, 6920254), (8, 3460127), (11, 2516456), (22, 1258228), (31, 892936), (44, 629114), (62, 446468), (73, 379192), (88, 314557), (124, 223234), (139, 199144), (146, 189596), (248, 111617), (278, 99572), (292, 94798), (341, 81176), (556, 49786), (584, 47399), (682, 40588), (803, 34472), (1112, 24893), (1364, 20294), (1529, 18104), (1606, 17236), (2263, 12232), (2728, 10147), (3058, 9052), (3212, 8618), (4309, 6424), (4526, 6116)]