81147834

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{521}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 186886440

約数和(自身を除く): 105738606

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 509, 521, 1018, 1042, 1527, 1563, 3054, 3126, 4581, 4689, 8653, 8857, 9162, 9378, 17306, 17714, 25959, 26571, 51918, 53142, 77877, 79713, 155754, 159426, 265189, 530378, 795567, 1591134, 2386701, 4508213, 4773402, 9016426, 13524639, 27049278, 40573917, 81147834]

約数ペア:

[(1, 81147834), (2, 40573917), (3, 27049278), (6, 13524639), (9, 9016426), (17, 4773402), (18, 4508213), (34, 2386701), (51, 1591134), (102, 795567), (153, 530378), (306, 265189), (509, 159426), (521, 155754), (1018, 79713), (1042, 77877), (1527, 53142), (1563, 51918), (3054, 26571), (3126, 25959), (4581, 17714), (4689, 17306), (8653, 9378), (8857, 9162)]