129518992

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{261127}}^1$

素因数の和:261166

約数の個数: 20

約数和(自身を含む): 259038976

約数和(自身を除く): 129519984

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 261127, 522254, 1044508, 2089016, 4178032, 8094937, 16189874, 32379748, 64759496, 129518992]

約数ペア:

[(1, 129518992), (2, 64759496), (4, 32379748), (8, 16189874), (16, 8094937), (31, 4178032), (62, 2089016), (124, 1044508), (248, 522254), (496, 261127)]