42497259

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{6151}}^1$

素因数の和:6215

約数の個数: 24

約数和(自身を含む): 67327488

約数和(自身を除く): 24830229

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6151, 6909, 18453, 43057, 129171, 289097, 301399, 867291, 904197, 2023679, 6071037, 14165753, 42497259]

約数ペア:

[(1, 42497259), (3, 14165753), (7, 6071037), (21, 2023679), (47, 904197), (49, 867291), (141, 301399), (147, 289097), (329, 129171), (987, 43057), (2303, 18453), (6151, 6909)]