331310356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{148171}}^1$

素因数の和:148231

約数の個数: 24

約数和(自身を含む): 638917664

約数和(自身を除く): 307607308

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 148171, 296342, 592684, 1926223, 3852446, 6371353, 7704892, 12742706, 25485412, 82827589, 165655178, 331310356]

約数ペア:

[(1, 331310356), (2, 165655178), (4, 82827589), (13, 25485412), (26, 12742706), (43, 7704892), (52, 6371353), (86, 3852446), (172, 1926223), (559, 592684), (1118, 296342), (2236, 148171)]