12728548

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5477}}^1$

素因数の和:5571

約数の個数: 24

約数和(自身を含む): 25768512

約数和(自身を除く): 13039964

約数列:

[1, 2, 4, 7, 14, 28, 83, 166, 332, 581, 1162, 2324, 5477, 10954, 21908, 38339, 76678, 153356, 454591, 909182, 1818364, 3182137, 6364274, 12728548]

約数ペア:

[(1, 12728548), (2, 6364274), (4, 3182137), (7, 1818364), (14, 909182), (28, 454591), (83, 153356), (166, 76678), (332, 38339), (581, 21908), (1162, 10954), (2324, 5477)]