28717936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1367}}^1$

素因数の和:1489

約数の個数: 40

約数和(自身を含む): 60558624

約数和(自身を除く): 31840688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1367, 1616, 2626, 2734, 5252, 5468, 10504, 10936, 17771, 21008, 21872, 35542, 71084, 138067, 142168, 276134, 284336, 552268, 1104536, 1794871, 2209072, 3589742, 7179484, 14358968, 28717936]

約数ペア:

[(1, 28717936), (2, 14358968), (4, 7179484), (8, 3589742), (13, 2209072), (16, 1794871), (26, 1104536), (52, 552268), (101, 284336), (104, 276134), (202, 142168), (208, 138067), (404, 71084), (808, 35542), (1313, 21872), (1367, 21008), (1616, 17771), (2626, 10936), (2734, 10504), (5252, 5468)]