199982637

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 310527360

約数和(自身を除く): 110544723

約数列:

[1, 3, 9, 29, 43, 87, 103, 129, 173, 261, 309, 387, 519, 927, 1247, 1557, 2987, 3741, 4429, 5017, 7439, 8961, 11223, 13287, 15051, 17819, 22317, 26883, 39861, 45153, 53457, 66951, 128441, 160371, 215731, 385323, 516751, 647193, 766217, 1155969, 1550253, 1941579, 2298651, 4650759, 6895953, 22220293, 66660879, 199982637]

約数ペア:

[(1, 199982637), (3, 66660879), (9, 22220293), (29, 6895953), (43, 4650759), (87, 2298651), (103, 1941579), (129, 1550253), (173, 1155969), (261, 766217), (309, 647193), (387, 516751), (519, 385323), (927, 215731), (1247, 160371), (1557, 128441), (2987, 66951), (3741, 53457), (4429, 45153), (5017, 39861), (7439, 26883), (8961, 22317), (11223, 17819), (13287, 15051)]