261455274

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{857}}^1\times {\mathrm{997}}^1$

素因数の和:1879

約数の個数: 48

約数和(自身を含む): 601111368

約数和(自身を除く): 339656094

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 857, 997, 1714, 1994, 2571, 2991, 5142, 5982, 7713, 8973, 14569, 15426, 16949, 17946, 29138, 33898, 43707, 50847, 87414, 101694, 131121, 152541, 262242, 305082, 854429, 1708858, 2563287, 5126574, 7689861, 14525293, 15379722, 29050586, 43575879, 87151758, 130727637, 261455274]

約数ペア:

[(1, 261455274), (2, 130727637), (3, 87151758), (6, 43575879), (9, 29050586), (17, 15379722), (18, 14525293), (34, 7689861), (51, 5126574), (102, 2563287), (153, 1708858), (306, 854429), (857, 305082), (997, 262242), (1714, 152541), (1994, 131121), (2571, 101694), (2991, 87414), (5142, 50847), (5982, 43707), (7713, 33898), (8973, 29138), (14569, 17946), (15426, 16949)]