7857135

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 96

約数和(自身を含む): 16981440

約数和(自身を除く): 9124305

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 37, 39, 45, 55, 65, 99, 111, 117, 121, 135, 143, 165, 185, 195, 297, 333, 351, 363, 407, 429, 481, 495, 555, 585, 605, 715, 999, 1089, 1221, 1287, 1443, 1485, 1573, 1665, 1755, 1815, 2035, 2145, 2405, 3267, 3663, 3861, 4329, 4477, 4719, 4995, 5291, 5445, 6105, 6435, 7215, 7865, 10989, 12987, 13431, 14157, 15873, 16335, 18315, 19305, 21645, 22385, 23595, 26455, 40293, 42471, 47619, 54945, 58201, 64935, 67155, 70785, 79365, 120879, 142857, 174603, 201465, 212355, 238095, 291005, 523809, 604395, 714285, 873015, 1571427, 2619045, 7857135]

約数ペア:

[(1, 7857135), (3, 2619045), (5, 1571427), (9, 873015), (11, 714285), (13, 604395), (15, 523809), (27, 291005), (33, 238095), (37, 212355), (39, 201465), (45, 174603), (55, 142857), (65, 120879), (99, 79365), (111, 70785), (117, 67155), (121, 64935), (135, 58201), (143, 54945), (165, 47619), (185, 42471), (195, 40293), (297, 26455), (333, 23595), (351, 22385), (363, 21645), (407, 19305), (429, 18315), (481, 16335), (495, 15873), (555, 14157), (585, 13431), (605, 12987), (715, 10989), (999, 7865), (1089, 7215), (1221, 6435), (1287, 6105), (1443, 5445), (1485, 5291), (1573, 4995), (1665, 4719), (1755, 4477), (1815, 4329), (2035, 3861), (2145, 3663), (2405, 3267)]