261271512

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{28573}}^1$

素因数の和:28712

約数の個数: 48

約数和(自身を含む): 713207040

約数和(自身を除く): 451935528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 4572, 9144, 28573, 57146, 85719, 114292, 171438, 228584, 257157, 342876, 514314, 685752, 1028628, 2057256, 3628771, 7257542, 10886313, 14515084, 21772626, 29030168, 32658939, 43545252, 65317878, 87090504, 130635756, 261271512]

約数ペア:

[(1, 261271512), (2, 130635756), (3, 87090504), (4, 65317878), (6, 43545252), (8, 32658939), (9, 29030168), (12, 21772626), (18, 14515084), (24, 10886313), (36, 7257542), (72, 3628771), (127, 2057256), (254, 1028628), (381, 685752), (508, 514314), (762, 342876), (1016, 257157), (1143, 228584), (1524, 171438), (2286, 114292), (3048, 85719), (4572, 57146), (9144, 28573)]