289201136

素因数分解:

$2^4\times 7^3\times {\mathrm{52697}}^1$

素因数の和:52726

約数の個数: 40

約数和(自身を含む): 653455200

約数和(自身を除く): 364254064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 52697, 105394, 210788, 368879, 421576, 737758, 843152, 1475516, 2582153, 2951032, 5164306, 5902064, 10328612, 18075071, 20657224, 36150142, 41314448, 72300284, 144600568, 289201136]

約数ペア:

[(1, 289201136), (2, 144600568), (4, 72300284), (7, 41314448), (8, 36150142), (14, 20657224), (16, 18075071), (28, 10328612), (49, 5902064), (56, 5164306), (98, 2951032), (112, 2582153), (196, 1475516), (343, 843152), (392, 737758), (686, 421576), (784, 368879), (1372, 210788), (2744, 105394), (5488, 52697)]