65985689

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 94556160

約数和(自身を除く): 28570471

約数列:

[1, 7, 11, 19, 23, 37, 53, 77, 133, 161, 209, 253, 259, 371, 407, 437, 583, 703, 851, 1007, 1219, 1463, 1771, 1961, 2849, 3059, 4081, 4807, 4921, 5957, 7049, 7733, 8533, 9361, 11077, 13409, 13727, 16169, 21571, 23161, 33649, 37259, 45103, 54131, 65527, 77539, 93863, 113183, 150997, 162127, 177859, 254771, 260813, 315721, 409849, 496133, 856957, 1245013, 1783397, 2868943, 3472931, 5998699, 9426527, 65985689]

約数ペア:

[(1, 65985689), (7, 9426527), (11, 5998699), (19, 3472931), (23, 2868943), (37, 1783397), (53, 1245013), (77, 856957), (133, 496133), (161, 409849), (209, 315721), (253, 260813), (259, 254771), (371, 177859), (407, 162127), (437, 150997), (583, 113183), (703, 93863), (851, 77539), (1007, 65527), (1219, 54131), (1463, 45103), (1771, 37259), (1961, 33649), (2849, 23161), (3059, 21571), (4081, 16169), (4807, 13727), (4921, 13409), (5957, 11077), (7049, 9361), (7733, 8533)]