12942748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 29583456

約数和(自身を除く): 16640708

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 37, 52, 62, 74, 91, 124, 148, 182, 217, 259, 364, 403, 434, 481, 518, 806, 868, 961, 962, 1036, 1147, 1612, 1922, 1924, 2294, 2821, 3367, 3844, 4588, 5642, 6727, 6734, 8029, 11284, 12493, 13454, 13468, 14911, 16058, 24986, 26908, 29822, 32116, 35557, 49972, 59644, 71114, 87451, 104377, 142228, 174902, 208754, 248899, 349804, 417508, 462241, 497798, 924482, 995596, 1848964, 3235687, 6471374, 12942748]

約数ペア:

[(1, 12942748), (2, 6471374), (4, 3235687), (7, 1848964), (13, 995596), (14, 924482), (26, 497798), (28, 462241), (31, 417508), (37, 349804), (52, 248899), (62, 208754), (74, 174902), (91, 142228), (124, 104377), (148, 87451), (182, 71114), (217, 59644), (259, 49972), (364, 35557), (403, 32116), (434, 29822), (481, 26908), (518, 24986), (806, 16058), (868, 14911), (961, 13468), (962, 13454), (1036, 12493), (1147, 11284), (1612, 8029), (1922, 6734), (1924, 6727), (2294, 5642), (2821, 4588), (3367, 3844)]