204987055

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1753}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 304101504

約数和(自身を除く): 99114449

約数列:

[1, 5, 7, 13, 35, 65, 91, 257, 455, 1285, 1753, 1799, 3341, 8765, 8995, 12271, 16705, 22789, 23387, 61355, 113945, 116935, 159523, 450521, 797615, 2252605, 3153647, 5856773, 15768235, 29283865, 40997411, 204987055]

約数ペア:

[(1, 204987055), (5, 40997411), (7, 29283865), (13, 15768235), (35, 5856773), (65, 3153647), (91, 2252605), (257, 797615), (455, 450521), (1285, 159523), (1753, 116935), (1799, 113945), (3341, 61355), (8765, 23387), (8995, 22789), (12271, 16705)]