201962761

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:135

約数の個数: 96

約数和(自身を含む): 305665920

約数和(自身を除く): 103703159

約数列:

[1, 7, 11, 13, 19, 37, 41, 49, 77, 91, 133, 143, 209, 247, 259, 287, 407, 451, 481, 533, 539, 637, 703, 779, 931, 1001, 1463, 1517, 1729, 1813, 2009, 2717, 2849, 3157, 3367, 3731, 4921, 5291, 5453, 5863, 7007, 7733, 8569, 9139, 10127, 10241, 10619, 12103, 16687, 19019, 19721, 19943, 22099, 23569, 26117, 28823, 34447, 37037, 38171, 41041, 54131, 59983, 63973, 70889, 74333, 100529, 111397, 116809, 133133, 138047, 201761, 216931, 259259, 287287, 317053, 374699, 378917, 419881, 447811, 496223, 703703, 779779, 817663, 966329, 1412327, 1518517, 2219371, 2622893, 4121689, 4925921, 5458453, 10629619, 15535597, 18360251, 28851823, 201962761]

約数ペア:

[(1, 201962761), (7, 28851823), (11, 18360251), (13, 15535597), (19, 10629619), (37, 5458453), (41, 4925921), (49, 4121689), (77, 2622893), (91, 2219371), (133, 1518517), (143, 1412327), (209, 966329), (247, 817663), (259, 779779), (287, 703703), (407, 496223), (451, 447811), (481, 419881), (533, 378917), (539, 374699), (637, 317053), (703, 287287), (779, 259259), (931, 216931), (1001, 201761), (1463, 138047), (1517, 133133), (1729, 116809), (1813, 111397), (2009, 100529), (2717, 74333), (2849, 70889), (3157, 63973), (3367, 59983), (3731, 54131), (4921, 41041), (5291, 38171), (5453, 37037), (5863, 34447), (7007, 28823), (7733, 26117), (8569, 23569), (9139, 22099), (10127, 19943), (10241, 19721), (10619, 19019), (12103, 16687)]