128422854

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{7901}}^1$

素因数の和:7962

約数の個数: 64

約数和(自身を含む): 333780480

約数和(自身を除く): 205357626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 378, 387, 602, 774, 903, 1161, 1806, 2322, 2709, 5418, 7901, 8127, 15802, 16254, 23703, 47406, 55307, 71109, 110614, 142218, 165921, 213327, 331842, 339743, 426654, 497763, 679486, 995526, 1019229, 1493289, 2038458, 2378201, 2986578, 3057687, 4756402, 6115374, 7134603, 9173061, 14269206, 18346122, 21403809, 42807618, 64211427, 128422854]

約数ペア:

[(1, 128422854), (2, 64211427), (3, 42807618), (6, 21403809), (7, 18346122), (9, 14269206), (14, 9173061), (18, 7134603), (21, 6115374), (27, 4756402), (42, 3057687), (43, 2986578), (54, 2378201), (63, 2038458), (86, 1493289), (126, 1019229), (129, 995526), (189, 679486), (258, 497763), (301, 426654), (378, 339743), (387, 331842), (602, 213327), (774, 165921), (903, 142218), (1161, 110614), (1806, 71109), (2322, 55307), (2709, 47406), (5418, 23703), (7901, 16254), (8127, 15802)]