27777008

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 38218768

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 41, 46, 56, 82, 92, 112, 161, 164, 184, 263, 287, 322, 328, 368, 526, 574, 644, 656, 943, 1052, 1148, 1288, 1841, 1886, 2104, 2296, 2576, 3682, 3772, 4208, 4592, 6049, 6601, 7364, 7544, 10783, 12098, 13202, 14728, 15088, 21566, 24196, 26404, 29456, 42343, 43132, 48392, 52808, 75481, 84686, 86264, 96784, 105616, 150962, 169372, 172528, 248009, 301924, 338744, 496018, 603848, 677488, 992036, 1207696, 1736063, 1984072, 3472126, 3968144, 6944252, 13888504, 27777008]

約数ペア:

[(1, 27777008), (2, 13888504), (4, 6944252), (7, 3968144), (8, 3472126), (14, 1984072), (16, 1736063), (23, 1207696), (28, 992036), (41, 677488), (46, 603848), (56, 496018), (82, 338744), (92, 301924), (112, 248009), (161, 172528), (164, 169372), (184, 150962), (263, 105616), (287, 96784), (322, 86264), (328, 84686), (368, 75481), (526, 52808), (574, 48392), (644, 43132), (656, 42343), (943, 29456), (1052, 26404), (1148, 24196), (1288, 21566), (1841, 15088), (1886, 14728), (2104, 13202), (2296, 12098), (2576, 10783), (3682, 7544), (3772, 7364), (4208, 6601), (4592, 6049)]