317156956

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{505027}}^1$

素因数の和:505188

約数の個数: 12

約数和(自身を含む): 558560968

約数和(自身を除く): 241404012

約数列:

[1, 2, 4, 157, 314, 628, 505027, 1010054, 2020108, 79289239, 158578478, 317156956]

約数ペア:

[(1, 317156956), (2, 158578478), (4, 79289239), (157, 2020108), (314, 1010054), (628, 505027)]