259313488

素因数分解:

$2^4\times 7^3\times {\mathrm{47251}}^1$

素因数の和:47280

約数の個数: 40

約数和(自身を含む): 585924800

約数和(自身を除く): 326611312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 47251, 94502, 189004, 330757, 378008, 661514, 756016, 1323028, 2315299, 2646056, 4630598, 5292112, 9261196, 16207093, 18522392, 32414186, 37044784, 64828372, 129656744, 259313488]

約数ペア:

[(1, 259313488), (2, 129656744), (4, 64828372), (7, 37044784), (8, 32414186), (14, 18522392), (16, 16207093), (28, 9261196), (49, 5292112), (56, 4630598), (98, 2646056), (112, 2315299), (196, 1323028), (343, 756016), (392, 661514), (686, 378008), (784, 330757), (1372, 189004), (2744, 94502), (5488, 47251)]