40258491

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 70189056

約数和(自身を除く): 29930565

約数列:

[1, 3, 7, 13, 21, 31, 39, 67, 71, 91, 93, 201, 213, 217, 273, 403, 469, 497, 651, 871, 923, 1209, 1407, 1491, 2077, 2201, 2613, 2769, 2821, 4757, 6097, 6231, 6461, 6603, 8463, 14271, 14539, 15407, 18291, 19383, 27001, 28613, 33299, 43617, 46221, 61841, 81003, 85839, 99897, 147467, 185523, 189007, 200291, 432887, 442401, 567021, 600873, 1032269, 1298661, 1917071, 3096807, 5751213, 13419497, 40258491]

約数ペア:

[(1, 40258491), (3, 13419497), (7, 5751213), (13, 3096807), (21, 1917071), (31, 1298661), (39, 1032269), (67, 600873), (71, 567021), (91, 442401), (93, 432887), (201, 200291), (213, 189007), (217, 185523), (273, 147467), (403, 99897), (469, 85839), (497, 81003), (651, 61841), (871, 46221), (923, 43617), (1209, 33299), (1407, 28613), (1491, 27001), (2077, 19383), (2201, 18291), (2613, 15407), (2769, 14539), (2821, 14271), (4757, 8463), (6097, 6603), (6231, 6461)]