199985982

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3433}}^1$

素因数の和:3537

約数の個数: 64

約数和(自身を含む): 487902720

約数和(自身を除く): 287916738

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 73, 114, 133, 146, 219, 266, 399, 438, 511, 798, 1022, 1387, 1533, 2774, 3066, 3433, 4161, 6866, 8322, 9709, 10299, 19418, 20598, 24031, 29127, 48062, 58254, 65227, 72093, 130454, 144186, 195681, 250609, 391362, 456589, 501218, 751827, 913178, 1369767, 1503654, 1754263, 2739534, 3508526, 4761571, 5262789, 9523142, 10525578, 14284713, 28569426, 33330997, 66661994, 99992991, 199985982]

約数ペア:

[(1, 199985982), (2, 99992991), (3, 66661994), (6, 33330997), (7, 28569426), (14, 14284713), (19, 10525578), (21, 9523142), (38, 5262789), (42, 4761571), (57, 3508526), (73, 2739534), (114, 1754263), (133, 1503654), (146, 1369767), (219, 913178), (266, 751827), (399, 501218), (438, 456589), (511, 391362), (798, 250609), (1022, 195681), (1387, 144186), (1533, 130454), (2774, 72093), (3066, 65227), (3433, 58254), (4161, 48062), (6866, 29127), (8322, 24031), (9709, 20598), (10299, 19418)]