2581359

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1565841

約数列:

[1, 3, 11, 19, 23, 33, 57, 69, 179, 209, 253, 437, 537, 627, 759, 1311, 1969, 3401, 4117, 4807, 5907, 10203, 12351, 14421, 37411, 45287, 78223, 112233, 135861, 234669, 860453, 2581359]

約数ペア:

[(1, 2581359), (3, 860453), (11, 234669), (19, 135861), (23, 112233), (33, 78223), (57, 45287), (69, 37411), (179, 14421), (209, 12351), (253, 10203), (437, 5907), (537, 4807), (627, 4117), (759, 3401), (1311, 1969)]