123482008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2903}}^1$

素因数の和:3331

約数の個数: 32

約数和(自身を含む): 250034400

約数和(自身を除く): 126552392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 818, 1636, 2903, 3272, 5317, 5806, 10634, 11612, 21268, 23224, 37739, 42536, 75478, 150956, 301912, 1187327, 2374654, 4749308, 9498616, 15435251, 30870502, 61741004, 123482008]

約数ペア:

[(1, 123482008), (2, 61741004), (4, 30870502), (8, 15435251), (13, 9498616), (26, 4749308), (52, 2374654), (104, 1187327), (409, 301912), (818, 150956), (1636, 75478), (2903, 42536), (3272, 37739), (5317, 23224), (5806, 21268), (10634, 11612)]