38874451

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 50688000

約数和(自身を除く): 11813549

約数列:

[1, 7, 11, 43, 59, 77, 199, 301, 413, 473, 649, 1393, 2189, 2537, 3311, 4543, 8557, 11741, 15323, 17759, 27907, 59899, 82187, 94127, 129151, 195349, 504863, 658889, 904057, 3534041, 5553493, 38874451]

約数ペア:

[(1, 38874451), (7, 5553493), (11, 3534041), (43, 904057), (59, 658889), (77, 504863), (199, 195349), (301, 129151), (413, 94127), (473, 82187), (649, 59899), (1393, 27907), (2189, 17759), (2537, 15323), (3311, 11741), (4543, 8557)]