51206141

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 63897600

約数和(自身を除く): 12691459

約数列:

[1, 7, 29, 31, 79, 103, 203, 217, 553, 721, 899, 2291, 2449, 2987, 3193, 6293, 8137, 16037, 17143, 20909, 22351, 56959, 71021, 92597, 235973, 252247, 497147, 648179, 1651811, 1765729, 7315163, 51206141]

約数ペア:

[(1, 51206141), (7, 7315163), (29, 1765729), (31, 1651811), (79, 648179), (103, 497147), (203, 252247), (217, 235973), (553, 92597), (721, 71021), (899, 56959), (2291, 22351), (2449, 20909), (2987, 17143), (3193, 16037), (6293, 8137)]