199777795

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10831}}^1$

素因数の和:10891

約数の個数: 32

約数和(自身を含む): 299483136

約数和(自身を除く): 99705341

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 10831, 18445, 54155, 75817, 184127, 335761, 379085, 920635, 1288889, 1678805, 2350327, 5707937, 6444445, 11751635, 28539685, 39955559, 199777795]

約数ペア:

[(1, 199777795), (5, 39955559), (7, 28539685), (17, 11751635), (31, 6444445), (35, 5707937), (85, 2350327), (119, 1678805), (155, 1288889), (217, 920635), (527, 379085), (595, 335761), (1085, 184127), (2635, 75817), (3689, 54155), (10831, 18445)]