321406514

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{4273}}^1$

素因数の和:4562

約数の個数: 32

約数和(自身を含む): 568681344

約数和(自身を除く): 247274830

約数列:

[1, 2, 11, 13, 22, 26, 143, 263, 286, 526, 2893, 3419, 4273, 5786, 6838, 8546, 37609, 47003, 55549, 75218, 94006, 111098, 611039, 1123799, 1222078, 2247598, 12361789, 14609387, 24723578, 29218774, 160703257, 321406514]

約数ペア:

[(1, 321406514), (2, 160703257), (11, 29218774), (13, 24723578), (22, 14609387), (26, 12361789), (143, 2247598), (263, 1222078), (286, 1123799), (526, 611039), (2893, 111098), (3419, 94006), (4273, 75218), (5786, 55549), (6838, 47003), (8546, 37609)]