199511039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 280627200

約数和(自身を除く): 81116161

約数列:

[1, 7, 13, 19, 23, 29, 91, 133, 161, 173, 203, 247, 299, 377, 437, 551, 667, 1211, 1729, 2093, 2249, 2639, 3059, 3287, 3857, 3979, 4669, 5017, 5681, 7163, 8671, 12673, 15743, 23009, 27853, 35119, 39767, 42731, 50141, 51727, 60697, 65221, 75601, 88711, 95323, 115391, 164749, 299117, 362089, 456547, 529207, 667261, 807737, 982813, 1153243, 1239199, 1500083, 2192429, 6879691, 8674393, 10500581, 15347003, 28501577, 199511039]

約数ペア:

[(1, 199511039), (7, 28501577), (13, 15347003), (19, 10500581), (23, 8674393), (29, 6879691), (91, 2192429), (133, 1500083), (161, 1239199), (173, 1153243), (203, 982813), (247, 807737), (299, 667261), (377, 529207), (437, 456547), (551, 362089), (667, 299117), (1211, 164749), (1729, 115391), (2093, 95323), (2249, 88711), (2639, 75601), (3059, 65221), (3287, 60697), (3857, 51727), (3979, 50141), (4669, 42731), (5017, 39767), (5681, 35119), (7163, 27853), (8671, 23009), (12673, 15743)]