2718765

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{137}}^1$

素因数の和:168

約数の個数: 60

約数和(自身を含む): 5710716

約数和(自身を除く): 2991951

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 137, 147, 189, 245, 315, 405, 411, 441, 567, 685, 735, 945, 959, 1233, 1323, 2055, 2205, 2835, 2877, 3699, 3969, 4795, 6165, 6615, 6713, 8631, 11097, 14385, 18495, 19845, 20139, 25893, 33565, 43155, 55485, 60417, 77679, 100695, 129465, 181251, 302085, 388395, 543753, 906255, 2718765]

約数ペア:

[(1, 2718765), (3, 906255), (5, 543753), (7, 388395), (9, 302085), (15, 181251), (21, 129465), (27, 100695), (35, 77679), (45, 60417), (49, 55485), (63, 43155), (81, 33565), (105, 25893), (135, 20139), (137, 19845), (147, 18495), (189, 14385), (245, 11097), (315, 8631), (405, 6713), (411, 6615), (441, 6165), (567, 4795), (685, 3969), (735, 3699), (945, 2877), (959, 2835), (1233, 2205), (1323, 2055)]