42261807

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 66880000

約数和(自身を除く): 24618193

約数列:

[1, 3, 7, 21, 37, 109, 111, 259, 327, 499, 763, 777, 1497, 2289, 3493, 4033, 10479, 12099, 18463, 28231, 54391, 55389, 84693, 129241, 163173, 380737, 387723, 1142211, 2012467, 6037401, 14087269, 42261807]

約数ペア:

[(1, 42261807), (3, 14087269), (7, 6037401), (21, 2012467), (37, 1142211), (109, 387723), (111, 380737), (259, 163173), (327, 129241), (499, 84693), (763, 55389), (777, 54391), (1497, 28231), (2289, 18463), (3493, 12099), (4033, 10479)]