313680976

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{17839}}^1$

素因数の和:18011

約数の個数: 40

約数和(自身を含む): 699042560

約数和(自身を除く): 385361584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 8792, 17584, 17839, 35678, 71356, 124873, 142712, 249746, 285424, 499492, 998984, 1997968, 2800723, 5601446, 11202892, 19605061, 22405784, 39210122, 44811568, 78420244, 156840488, 313680976]

約数ペア:

[(1, 313680976), (2, 156840488), (4, 78420244), (7, 44811568), (8, 39210122), (14, 22405784), (16, 19605061), (28, 11202892), (56, 5601446), (112, 2800723), (157, 1997968), (314, 998984), (628, 499492), (1099, 285424), (1256, 249746), (2198, 142712), (2512, 124873), (4396, 71356), (8792, 35678), (17584, 17839)]