7991655

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 15168384

約数和(自身を除く): 7176729

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 131, 147, 245, 249, 393, 415, 581, 655, 735, 917, 1245, 1743, 1965, 2751, 2905, 4067, 4585, 6419, 8715, 10873, 12201, 13755, 19257, 20335, 32095, 32619, 54365, 61005, 76111, 96285, 163095, 228333, 380555, 532777, 1141665, 1598331, 2663885, 7991655]

約数ペア:

[(1, 7991655), (3, 2663885), (5, 1598331), (7, 1141665), (15, 532777), (21, 380555), (35, 228333), (49, 163095), (83, 96285), (105, 76111), (131, 61005), (147, 54365), (245, 32619), (249, 32095), (393, 20335), (415, 19257), (581, 13755), (655, 12201), (735, 10873), (917, 8715), (1245, 6419), (1743, 4585), (1965, 4067), (2751, 2905)]