25504521

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 40009728

約数和(自身を除く): 14505207

約数列:

[1, 3, 7, 21, 73, 127, 131, 219, 381, 393, 511, 889, 917, 1533, 2667, 2751, 9271, 9563, 16637, 27813, 28689, 49911, 64897, 66941, 116459, 194691, 200823, 349377, 1214501, 3643503, 8501507, 25504521]

約数ペア:

[(1, 25504521), (3, 8501507), (7, 3643503), (21, 1214501), (73, 349377), (127, 200823), (131, 194691), (219, 116459), (381, 66941), (393, 64897), (511, 49911), (889, 28689), (917, 27813), (1533, 16637), (2667, 9563), (2751, 9271)]