7994385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 16248960

約数和(自身を除く): 8254575

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 619, 861, 1435, 1845, 1857, 2583, 3095, 4305, 4333, 5571, 9285, 12915, 12999, 21665, 25379, 27855, 38997, 64995, 76137, 126895, 177653, 194985, 228411, 380685, 532959, 888265, 1142055, 1598877, 2664795, 7994385]

約数ペア:

[(1, 7994385), (3, 2664795), (5, 1598877), (7, 1142055), (9, 888265), (15, 532959), (21, 380685), (35, 228411), (41, 194985), (45, 177653), (63, 126895), (105, 76137), (123, 64995), (205, 38997), (287, 27855), (315, 25379), (369, 21665), (615, 12999), (619, 12915), (861, 9285), (1435, 5571), (1845, 4333), (1857, 4305), (2583, 3095)]