28980315

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 64733760

約数和(自身を除く): 35753445

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 49, 63, 65, 91, 105, 117, 135, 147, 189, 195, 245, 273, 315, 337, 351, 441, 455, 585, 637, 735, 819, 945, 1011, 1323, 1365, 1685, 1755, 1911, 2205, 2359, 2457, 3033, 3185, 4095, 4381, 5055, 5733, 6615, 7077, 9099, 9555, 11795, 12285, 13143, 15165, 16513, 17199, 21231, 21905, 28665, 30667, 35385, 39429, 45495, 49539, 63693, 65715, 82565, 85995, 92001, 106155, 118287, 148617, 153335, 197145, 214669, 247695, 276003, 318465, 445851, 460005, 591435, 644007, 743085, 828009, 1073345, 1380015, 1932021, 2229255, 3220035, 4140045, 5796063, 9660105, 28980315]

約数ペア:

[(1, 28980315), (3, 9660105), (5, 5796063), (7, 4140045), (9, 3220035), (13, 2229255), (15, 1932021), (21, 1380015), (27, 1073345), (35, 828009), (39, 743085), (45, 644007), (49, 591435), (63, 460005), (65, 445851), (91, 318465), (105, 276003), (117, 247695), (135, 214669), (147, 197145), (189, 153335), (195, 148617), (245, 118287), (273, 106155), (315, 92001), (337, 85995), (351, 82565), (441, 65715), (455, 63693), (585, 49539), (637, 45495), (735, 39429), (819, 35385), (945, 30667), (1011, 28665), (1323, 21905), (1365, 21231), (1685, 17199), (1755, 16513), (1911, 15165), (2205, 13143), (2359, 12285), (2457, 11795), (3033, 9555), (3185, 9099), (4095, 7077), (4381, 6615), (5055, 5733)]