194965659

素因数分解:

$3^2\times 7^3\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:625

約数の個数: 48

約数和(自身を含む): 331531200

約数和(自身を除く): 136565541

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 343, 411, 441, 461, 959, 1029, 1233, 1383, 2877, 3087, 3227, 4149, 6713, 8631, 9681, 20139, 22589, 29043, 46991, 60417, 63157, 67767, 140973, 158123, 189471, 203301, 422919, 442099, 474369, 568413, 1326297, 1423107, 3094693, 3978891, 9284079, 21662851, 27852237, 64988553, 194965659]

約数ペア:

[(1, 194965659), (3, 64988553), (7, 27852237), (9, 21662851), (21, 9284079), (49, 3978891), (63, 3094693), (137, 1423107), (147, 1326297), (343, 568413), (411, 474369), (441, 442099), (461, 422919), (959, 203301), (1029, 189471), (1233, 158123), (1383, 140973), (2877, 67767), (3087, 63157), (3227, 60417), (4149, 46991), (6713, 29043), (8631, 22589), (9681, 20139)]