25107138

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 64389120

約数和(自身を除く): 39281982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 127, 189, 254, 378, 381, 523, 762, 889, 1046, 1143, 1569, 1778, 2286, 2667, 3138, 3429, 3661, 4707, 5334, 6858, 7322, 8001, 9414, 10983, 14121, 16002, 21966, 24003, 28242, 32949, 48006, 65898, 66421, 98847, 132842, 197694, 199263, 398526, 464947, 597789, 929894, 1195578, 1394841, 1793367, 2789682, 3586734, 4184523, 8369046, 12553569, 25107138]

約数ペア:

[(1, 25107138), (2, 12553569), (3, 8369046), (6, 4184523), (7, 3586734), (9, 2789682), (14, 1793367), (18, 1394841), (21, 1195578), (27, 929894), (42, 597789), (54, 464947), (63, 398526), (126, 199263), (127, 197694), (189, 132842), (254, 98847), (378, 66421), (381, 65898), (523, 48006), (762, 32949), (889, 28242), (1046, 24003), (1143, 21966), (1569, 16002), (1778, 14121), (2286, 10983), (2667, 9414), (3138, 8001), (3429, 7322), (3661, 6858), (4707, 5334)]