80960397

素因数分解:

$3^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{2143}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 126118656

約数和(自身を除く): 45158259

約数列:

[1, 3, 7, 21, 49, 147, 257, 771, 1799, 2143, 5397, 6429, 12593, 15001, 37779, 45003, 105007, 315021, 550751, 1652253, 3855257, 11565771, 26986799, 80960397]

約数ペア:

[(1, 80960397), (3, 26986799), (7, 11565771), (21, 3855257), (49, 1652253), (147, 550751), (257, 315021), (771, 105007), (1799, 45003), (2143, 37779), (5397, 15001), (6429, 12593)]