142487696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2161}}^1$

素因数の和:2499

約数の個数: 40

約数和(自身を含む): 298381944

約数和(自身を除く): 155894248

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 317, 634, 1268, 2161, 2536, 4121, 4322, 5072, 8242, 8644, 16484, 17288, 28093, 32968, 34576, 56186, 65936, 112372, 224744, 449488, 685037, 1370074, 2740148, 5480296, 8905481, 10960592, 17810962, 35621924, 71243848, 142487696]

約数ペア:

[(1, 142487696), (2, 71243848), (4, 35621924), (8, 17810962), (13, 10960592), (16, 8905481), (26, 5480296), (52, 2740148), (104, 1370074), (208, 685037), (317, 449488), (634, 224744), (1268, 112372), (2161, 65936), (2536, 56186), (4121, 34576), (4322, 32968), (5072, 28093), (8242, 17288), (8644, 16484)]