331388169

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{6007}}^1$

素因数の和:6125

約数の個数: 32

約数和(自身を含む): 526012416

約数和(自身を除く): 194624247

約数列:

[1, 3, 7, 21, 37, 71, 111, 213, 259, 497, 777, 1491, 2627, 6007, 7881, 18021, 18389, 42049, 55167, 126147, 222259, 426497, 666777, 1279491, 1555813, 2985479, 4667439, 8956437, 15780389, 47341167, 110462723, 331388169]

約数ペア:

[(1, 331388169), (3, 110462723), (7, 47341167), (21, 15780389), (37, 8956437), (71, 4667439), (111, 2985479), (213, 1555813), (259, 1279491), (497, 666777), (777, 426497), (1491, 222259), (2627, 126147), (6007, 55167), (7881, 42049), (18021, 18389)]