12809394

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 31207680

約数和(自身を除く): 18398286

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 71, 78, 117, 142, 213, 234, 257, 351, 426, 514, 639, 702, 771, 923, 1278, 1542, 1846, 1917, 2313, 2769, 3341, 3834, 4626, 5538, 6682, 6939, 8307, 10023, 13878, 16614, 18247, 20046, 24921, 30069, 36494, 49842, 54741, 60138, 90207, 109482, 164223, 180414, 237211, 328446, 474422, 492669, 711633, 985338, 1423266, 2134899, 4269798, 6404697, 12809394]

約数ペア:

[(1, 12809394), (2, 6404697), (3, 4269798), (6, 2134899), (9, 1423266), (13, 985338), (18, 711633), (26, 492669), (27, 474422), (39, 328446), (54, 237211), (71, 180414), (78, 164223), (117, 109482), (142, 90207), (213, 60138), (234, 54741), (257, 49842), (351, 36494), (426, 30069), (514, 24921), (639, 20046), (702, 18247), (771, 16614), (923, 13878), (1278, 10023), (1542, 8307), (1846, 6939), (1917, 6682), (2313, 5538), (2769, 4626), (3341, 3834)]