64589987

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 64

約数和(自身を含む): 93312000

約数和(自身を除く): 28722013

約数列:

[1, 7, 11, 17, 19, 49, 53, 77, 119, 133, 187, 209, 323, 343, 371, 539, 583, 833, 901, 931, 1007, 1309, 1463, 2261, 2597, 3553, 3773, 4081, 5831, 6307, 6517, 7049, 9163, 9911, 10241, 11077, 15827, 17119, 18179, 24871, 28567, 44149, 49343, 64141, 69377, 71687, 77539, 110789, 119833, 174097, 188309, 199969, 309043, 345401, 485639, 542773, 838831, 1218679, 1318163, 3399473, 3799411, 5871817, 9227141, 64589987]

約数ペア:

[(1, 64589987), (7, 9227141), (11, 5871817), (17, 3799411), (19, 3399473), (49, 1318163), (53, 1218679), (77, 838831), (119, 542773), (133, 485639), (187, 345401), (209, 309043), (323, 199969), (343, 188309), (371, 174097), (539, 119833), (583, 110789), (833, 77539), (901, 71687), (931, 69377), (1007, 64141), (1309, 49343), (1463, 44149), (2261, 28567), (2597, 24871), (3553, 18179), (3773, 17119), (4081, 15827), (5831, 11077), (6307, 10241), (6517, 9911), (7049, 9163)]