40375881

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16433}}^1$

素因数の和:16462

約数の個数: 32

約数和(自身を含む): 73624320

約数和(自身を除く): 33248439

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 16433, 49299, 115031, 147897, 213629, 345093, 443691, 640887, 1035279, 1495403, 1922661, 3105837, 4486209, 5767983, 13458627, 40375881]

約数ペア:

[(1, 40375881), (3, 13458627), (7, 5767983), (9, 4486209), (13, 3105837), (21, 1922661), (27, 1495403), (39, 1035279), (63, 640887), (91, 443691), (117, 345093), (189, 213629), (273, 147897), (351, 115031), (819, 49299), (2457, 16433)]