28056504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 85847040

約数和(自身を除く): 57790536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 53, 56, 69, 84, 92, 106, 137, 138, 159, 161, 168, 184, 212, 274, 276, 318, 322, 371, 411, 424, 483, 548, 552, 636, 644, 742, 822, 959, 966, 1096, 1113, 1219, 1272, 1288, 1484, 1644, 1918, 1932, 2226, 2438, 2877, 2968, 3151, 3288, 3657, 3836, 3864, 4452, 4876, 5754, 6302, 7261, 7314, 7672, 8533, 8904, 9453, 9752, 11508, 12604, 14522, 14628, 17066, 18906, 21783, 22057, 23016, 25208, 25599, 29044, 29256, 34132, 37812, 43566, 44114, 50827, 51198, 58088, 66171, 68264, 75624, 87132, 88228, 101654, 102396, 132342, 152481, 167003, 174264, 176456, 203308, 204792, 264684, 304962, 334006, 406616, 501009, 529368, 609924, 668012, 1002018, 1169021, 1219848, 1336024, 2004036, 2338042, 3507063, 4008072, 4676084, 7014126, 9352168, 14028252, 28056504]

約数ペア:

[(1, 28056504), (2, 14028252), (3, 9352168), (4, 7014126), (6, 4676084), (7, 4008072), (8, 3507063), (12, 2338042), (14, 2004036), (21, 1336024), (23, 1219848), (24, 1169021), (28, 1002018), (42, 668012), (46, 609924), (53, 529368), (56, 501009), (69, 406616), (84, 334006), (92, 304962), (106, 264684), (137, 204792), (138, 203308), (159, 176456), (161, 174264), (168, 167003), (184, 152481), (212, 132342), (274, 102396), (276, 101654), (318, 88228), (322, 87132), (371, 75624), (411, 68264), (424, 66171), (483, 58088), (548, 51198), (552, 50827), (636, 44114), (644, 43566), (742, 37812), (822, 34132), (959, 29256), (966, 29044), (1096, 25599), (1113, 25208), (1219, 23016), (1272, 22057), (1288, 21783), (1484, 18906), (1644, 17066), (1918, 14628), (1932, 14522), (2226, 12604), (2438, 11508), (2877, 9752), (2968, 9453), (3151, 8904), (3288, 8533), (3657, 7672), (3836, 7314), (3864, 7261), (4452, 6302), (4876, 5754)]