15979047

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 25149312

約数和(自身を除く): 9170265

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 1531, 3479, 4593, 10437, 10717, 32151, 75019, 108701, 225057, 326103, 760907, 2282721, 5326349, 15979047]

約数ペア:

[(1, 15979047), (3, 5326349), (7, 2282721), (21, 760907), (49, 326103), (71, 225057), (147, 108701), (213, 75019), (497, 32151), (1491, 10717), (1531, 10437), (3479, 4593)]