78285459

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{2129}}^1$

素因数の和:2259

約数の個数: 32

約数和(自身を含む): 127595520

約数和(自身を除く): 49310061

約数列:

[1, 3, 7, 17, 21, 51, 103, 119, 309, 357, 721, 1751, 2129, 2163, 5253, 6387, 12257, 14903, 36193, 36771, 44709, 108579, 219287, 253351, 657861, 760053, 1535009, 3727879, 4605027, 11183637, 26095153, 78285459]

約数ペア:

[(1, 78285459), (3, 26095153), (7, 11183637), (17, 4605027), (21, 3727879), (51, 1535009), (103, 760053), (119, 657861), (309, 253351), (357, 219287), (721, 108579), (1751, 44709), (2129, 36771), (2163, 36193), (5253, 14903), (6387, 12257)]