16897517

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 22713600

約数和(自身を除く): 5816083

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 337, 377, 551, 1729, 2359, 2639, 3857, 4381, 6403, 7163, 9773, 30667, 44821, 50141, 68411, 83239, 127049, 185687, 582673, 889343, 1299809, 2413931, 16897517]

約数ペア:

[(1, 16897517), (7, 2413931), (13, 1299809), (19, 889343), (29, 582673), (91, 185687), (133, 127049), (203, 83239), (247, 68411), (337, 50141), (377, 44821), (551, 30667), (1729, 9773), (2359, 7163), (2639, 6403), (3857, 4381)]