281626996

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 611960832

約数和(自身を除く): 330333836

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 67, 92, 107, 122, 134, 161, 214, 244, 268, 322, 427, 428, 469, 644, 749, 854, 938, 1403, 1498, 1541, 1708, 1876, 2461, 2806, 2996, 3082, 4087, 4922, 5612, 6164, 6527, 7169, 8174, 9821, 9844, 10787, 13054, 14338, 16348, 17227, 19642, 21574, 26108, 28609, 28676, 34454, 39284, 43148, 45689, 50183, 57218, 68908, 91378, 94001, 100366, 114436, 150121, 164887, 182756, 188002, 200732, 300242, 329774, 376004, 437309, 600484, 658007, 659548, 874618, 1050847, 1154209, 1316014, 1749236, 2101694, 2308418, 2632028, 3061163, 4203388, 4616836, 6122326, 10058107, 12244652, 20116214, 40232428, 70406749, 140813498, 281626996]

約数ペア:

[(1, 281626996), (2, 140813498), (4, 70406749), (7, 40232428), (14, 20116214), (23, 12244652), (28, 10058107), (46, 6122326), (61, 4616836), (67, 4203388), (92, 3061163), (107, 2632028), (122, 2308418), (134, 2101694), (161, 1749236), (214, 1316014), (244, 1154209), (268, 1050847), (322, 874618), (427, 659548), (428, 658007), (469, 600484), (644, 437309), (749, 376004), (854, 329774), (938, 300242), (1403, 200732), (1498, 188002), (1541, 182756), (1708, 164887), (1876, 150121), (2461, 114436), (2806, 100366), (2996, 94001), (3082, 91378), (4087, 68908), (4922, 57218), (5612, 50183), (6164, 45689), (6527, 43148), (7169, 39284), (8174, 34454), (9821, 28676), (9844, 28609), (10787, 26108), (13054, 21574), (14338, 19642), (16348, 17227)]