86421965

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 126157824

約数和(自身を除く): 39735859

約数列:

[1, 5, 7, 17, 35, 85, 119, 337, 431, 595, 1685, 2155, 2359, 3017, 5729, 7327, 11795, 15085, 28645, 36635, 40103, 51289, 145247, 200515, 256445, 726235, 1016729, 2469199, 5083645, 12345995, 17284393, 86421965]

約数ペア:

[(1, 86421965), (5, 17284393), (7, 12345995), (17, 5083645), (35, 2469199), (85, 1016729), (119, 726235), (337, 256445), (431, 200515), (595, 145247), (1685, 51289), (2155, 40103), (2359, 36635), (3017, 28645), (5729, 15085), (7327, 11795)]