1288590905

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1\times {\mathrm{1657}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 1873725696

約数和(自身を除く): 585134791

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 1307, 1657, 6535, 8285, 9149, 11599, 22219, 28169, 45745, 57995, 111095, 140845, 155533, 197183, 777665, 985915, 2165699, 10828495, 15159893, 36816883, 75799465, 184084415, 257718181, 1288590905]

約数ペア:

[(1, 1288590905), (5, 257718181), (7, 184084415), (17, 75799465), (35, 36816883), (85, 15159893), (119, 10828495), (595, 2165699), (1307, 985915), (1657, 777665), (6535, 197183), (8285, 155533), (9149, 140845), (11599, 111095), (22219, 57995), (28169, 45745)]