12142845

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:92

約数の個数: 128

約数和(自身を含む): 27578880

約数和(自身を除く): 15436035

約数列:

[1, 3, 5, 9, 11, 13, 15, 17, 27, 33, 37, 39, 45, 51, 55, 65, 85, 99, 111, 117, 135, 143, 153, 165, 185, 187, 195, 221, 255, 297, 333, 351, 407, 429, 459, 481, 495, 555, 561, 585, 629, 663, 715, 765, 935, 999, 1105, 1221, 1287, 1443, 1485, 1665, 1683, 1755, 1887, 1989, 2035, 2145, 2295, 2405, 2431, 2805, 3145, 3315, 3663, 3861, 4329, 4995, 5049, 5291, 5661, 5967, 6105, 6435, 6919, 7215, 7293, 8177, 8415, 9435, 9945, 10989, 12155, 12987, 15873, 16983, 18315, 19305, 20757, 21645, 21879, 24531, 25245, 26455, 28305, 29835, 34595, 36465, 40885, 47619, 54945, 62271, 64935, 65637, 73593, 79365, 84915, 89947, 103785, 109395, 122655, 142857, 186813, 220779, 238095, 269841, 311355, 328185, 367965, 449735, 714285, 809523, 934065, 1103895, 1349205, 2428569, 4047615, 12142845]

約数ペア:

[(1, 12142845), (3, 4047615), (5, 2428569), (9, 1349205), (11, 1103895), (13, 934065), (15, 809523), (17, 714285), (27, 449735), (33, 367965), (37, 328185), (39, 311355), (45, 269841), (51, 238095), (55, 220779), (65, 186813), (85, 142857), (99, 122655), (111, 109395), (117, 103785), (135, 89947), (143, 84915), (153, 79365), (165, 73593), (185, 65637), (187, 64935), (195, 62271), (221, 54945), (255, 47619), (297, 40885), (333, 36465), (351, 34595), (407, 29835), (429, 28305), (459, 26455), (481, 25245), (495, 24531), (555, 21879), (561, 21645), (585, 20757), (629, 19305), (663, 18315), (715, 16983), (765, 15873), (935, 12987), (999, 12155), (1105, 10989), (1221, 9945), (1287, 9435), (1443, 8415), (1485, 8177), (1665, 7293), (1683, 7215), (1755, 6919), (1887, 6435), (1989, 6105), (2035, 5967), (2145, 5661), (2295, 5291), (2405, 5049), (2431, 4995), (2805, 4329), (3145, 3861), (3315, 3663)]