13681388

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^2\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 54

約数和(自身を含む): 29192436

約数和(自身を除く): 15511048

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 83, 98, 116, 166, 196, 203, 332, 406, 581, 812, 841, 1162, 1421, 1682, 2324, 2407, 2842, 3364, 4067, 4814, 5684, 5887, 8134, 9628, 11774, 16268, 16849, 23548, 33698, 41209, 67396, 69803, 82418, 117943, 139606, 164836, 235886, 279212, 471772, 488621, 977242, 1954484, 3420347, 6840694, 13681388]

約数ペア:

[(1, 13681388), (2, 6840694), (4, 3420347), (7, 1954484), (14, 977242), (28, 488621), (29, 471772), (49, 279212), (58, 235886), (83, 164836), (98, 139606), (116, 117943), (166, 82418), (196, 69803), (203, 67396), (332, 41209), (406, 33698), (581, 23548), (812, 16849), (841, 16268), (1162, 11774), (1421, 9628), (1682, 8134), (2324, 5887), (2407, 5684), (2842, 4814), (3364, 4067)]