28517008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2023

約数の個数: 40

約数和(自身を含む): 60371136

約数和(自身を除く): 31854128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 1931, 3692, 3862, 7384, 7724, 14768, 15448, 25103, 30896, 50206, 100412, 137101, 200824, 274202, 401648, 548404, 1096808, 1782313, 2193616, 3564626, 7129252, 14258504, 28517008]

約数ペア:

[(1, 28517008), (2, 14258504), (4, 7129252), (8, 3564626), (13, 2193616), (16, 1782313), (26, 1096808), (52, 548404), (71, 401648), (104, 274202), (142, 200824), (208, 137101), (284, 100412), (568, 50206), (923, 30896), (1136, 25103), (1846, 15448), (1931, 14768), (3692, 7724), (3862, 7384)]