128408574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4349}}^1$

素因数の和:4417

約数の個数: 64

約数和(自身を含む): 317376000

約数和(自身を除く): 188967426

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 37, 38, 42, 57, 74, 111, 114, 133, 222, 259, 266, 399, 518, 703, 777, 798, 1406, 1554, 2109, 4218, 4349, 4921, 8698, 9842, 13047, 14763, 26094, 29526, 30443, 60886, 82631, 91329, 160913, 165262, 182658, 247893, 321826, 482739, 495786, 578417, 965478, 1126391, 1156834, 1735251, 2252782, 3057347, 3379173, 3470502, 6114694, 6758346, 9172041, 18344082, 21401429, 42802858, 64204287, 128408574]

約数ペア:

[(1, 128408574), (2, 64204287), (3, 42802858), (6, 21401429), (7, 18344082), (14, 9172041), (19, 6758346), (21, 6114694), (37, 3470502), (38, 3379173), (42, 3057347), (57, 2252782), (74, 1735251), (111, 1156834), (114, 1126391), (133, 965478), (222, 578417), (259, 495786), (266, 482739), (399, 321826), (518, 247893), (703, 182658), (777, 165262), (798, 160913), (1406, 91329), (1554, 82631), (2109, 60886), (4218, 30443), (4349, 29526), (4921, 26094), (8698, 14763), (9842, 13047)]