254997148

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{115279}}^1$

素因数の和:115369

約数の個数: 24

約数和(自身を含む): 516454400

約数和(自身を除く): 261457252

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 115279, 230558, 461116, 806953, 1613906, 3227812, 9107041, 18214082, 36428164, 63749287, 127498574, 254997148]

約数ペア:

[(1, 254997148), (2, 127498574), (4, 63749287), (7, 36428164), (14, 18214082), (28, 9107041), (79, 3227812), (158, 1613906), (316, 806953), (553, 461116), (1106, 230558), (2212, 115279)]