257505454

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1\times {\mathrm{2647}}^1$

素因数の和:3159

約数の個数: 16

約数和(自身を含む): 390463488

約数和(自身を除く): 132958034

約数列:

[1, 2, 127, 254, 383, 766, 2647, 5294, 48641, 97282, 336169, 672338, 1013801, 2027602, 128752727, 257505454]

約数ペア:

[(1, 257505454), (2, 128752727), (127, 2027602), (254, 1013801), (383, 672338), (766, 336169), (2647, 97282), (5294, 48641)]