28938008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{659}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 59400000

約数和(自身を除く): 30461992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 499, 659, 998, 1318, 1996, 2636, 3992, 5272, 5489, 7249, 10978, 14498, 21956, 28996, 43912, 57992, 328841, 657682, 1315364, 2630728, 3617251, 7234502, 14469004, 28938008]

約数ペア:

[(1, 28938008), (2, 14469004), (4, 7234502), (8, 3617251), (11, 2630728), (22, 1315364), (44, 657682), (88, 328841), (499, 57992), (659, 43912), (998, 28996), (1318, 21956), (1996, 14498), (2636, 10978), (3992, 7249), (5272, 5489)]