15281656

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 31622400

約数和(自身を除く): 16340744

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 127, 169, 178, 254, 338, 356, 508, 676, 712, 1016, 1157, 1352, 1651, 2314, 3302, 4628, 6604, 9256, 11303, 13208, 15041, 21463, 22606, 30082, 42926, 45212, 60164, 85852, 90424, 120328, 146939, 171704, 293878, 587756, 1175512, 1910207, 3820414, 7640828, 15281656]

約数ペア:

[(1, 15281656), (2, 7640828), (4, 3820414), (8, 1910207), (13, 1175512), (26, 587756), (52, 293878), (89, 171704), (104, 146939), (127, 120328), (169, 90424), (178, 85852), (254, 60164), (338, 45212), (356, 42926), (508, 30082), (676, 22606), (712, 21463), (1016, 15041), (1157, 13208), (1352, 11303), (1651, 9256), (2314, 6604), (3302, 4628)]