668865183

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{2917}}^1$

素因数の和:3167

約数の個数: 32

約数和(自身を含む): 1042076160

約数和(自身を除く): 373210977

約数列:

[1, 3, 7, 21, 61, 179, 183, 427, 537, 1253, 1281, 2917, 3759, 8751, 10919, 20419, 32757, 61257, 76433, 177937, 229299, 522143, 533811, 1245559, 1566429, 3655001, 3736677, 10965003, 31850723, 95552169, 222955061, 668865183]

約数ペア:

[(1, 668865183), (3, 222955061), (7, 95552169), (21, 31850723), (61, 10965003), (179, 3736677), (183, 3655001), (427, 1566429), (537, 1245559), (1253, 533811), (1281, 522143), (2917, 229299), (3759, 177937), (8751, 76433), (10919, 61257), (20419, 32757)]