83991255

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1217}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 138910464

約数和(自身を除く): 54919209

約数列:

[1, 3, 5, 15, 43, 107, 129, 215, 321, 535, 645, 1217, 1605, 3651, 4601, 6085, 13803, 18255, 23005, 52331, 69015, 130219, 156993, 261655, 390657, 651095, 784965, 1953285, 5599417, 16798251, 27997085, 83991255]

約数ペア:

[(1, 83991255), (3, 27997085), (5, 16798251), (15, 5599417), (43, 1953285), (107, 784965), (129, 651095), (215, 390657), (321, 261655), (535, 156993), (645, 130219), (1217, 69015), (1605, 52331), (3651, 23005), (4601, 18255), (6085, 13803)]