3806271

素因数分解:

$3^4\times 7^3\times {\mathrm{137}}^1$

素因数の和:170

約数の個数: 40

約数和(自身を含む): 6679200

約数和(自身を除く): 2872929

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 137, 147, 189, 343, 411, 441, 567, 959, 1029, 1233, 1323, 2877, 3087, 3699, 3969, 6713, 8631, 9261, 11097, 20139, 25893, 27783, 46991, 60417, 77679, 140973, 181251, 422919, 543753, 1268757, 3806271]

約数ペア:

[(1, 3806271), (3, 1268757), (7, 543753), (9, 422919), (21, 181251), (27, 140973), (49, 77679), (63, 60417), (81, 46991), (137, 27783), (147, 25893), (189, 20139), (343, 11097), (411, 9261), (441, 8631), (567, 6713), (959, 3969), (1029, 3699), (1233, 3087), (1323, 2877)]