399022078

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 841881600

約数和(自身を除く): 442859522

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 29, 38, 46, 58, 91, 133, 161, 173, 182, 203, 247, 266, 299, 322, 346, 377, 406, 437, 494, 551, 598, 667, 754, 874, 1102, 1211, 1334, 1729, 2093, 2249, 2422, 2639, 3059, 3287, 3458, 3857, 3979, 4186, 4498, 4669, 5017, 5278, 5681, 6118, 6574, 7163, 7714, 7958, 8671, 9338, 10034, 11362, 12673, 14326, 15743, 17342, 23009, 25346, 27853, 31486, 35119, 39767, 42731, 46018, 50141, 51727, 55706, 60697, 65221, 70238, 75601, 79534, 85462, 88711, 95323, 100282, 103454, 115391, 121394, 130442, 151202, 164749, 177422, 190646, 230782, 299117, 329498, 362089, 456547, 529207, 598234, 667261, 724178, 807737, 913094, 982813, 1058414, 1153243, 1239199, 1334522, 1500083, 1615474, 1965626, 2192429, 2306486, 2478398, 3000166, 4384858, 6879691, 8674393, 10500581, 13759382, 15347003, 17348786, 21001162, 28501577, 30694006, 57003154, 199511039, 399022078]

約数ペア:

[(1, 399022078), (2, 199511039), (7, 57003154), (13, 30694006), (14, 28501577), (19, 21001162), (23, 17348786), (26, 15347003), (29, 13759382), (38, 10500581), (46, 8674393), (58, 6879691), (91, 4384858), (133, 3000166), (161, 2478398), (173, 2306486), (182, 2192429), (203, 1965626), (247, 1615474), (266, 1500083), (299, 1334522), (322, 1239199), (346, 1153243), (377, 1058414), (406, 982813), (437, 913094), (494, 807737), (551, 724178), (598, 667261), (667, 598234), (754, 529207), (874, 456547), (1102, 362089), (1211, 329498), (1334, 299117), (1729, 230782), (2093, 190646), (2249, 177422), (2422, 164749), (2639, 151202), (3059, 130442), (3287, 121394), (3458, 115391), (3857, 103454), (3979, 100282), (4186, 95323), (4498, 88711), (4669, 85462), (5017, 79534), (5278, 75601), (5681, 70238), (6118, 65221), (6574, 60697), (7163, 55706), (7714, 51727), (7958, 50141), (8671, 46018), (9338, 42731), (10034, 39767), (11362, 35119), (12673, 31486), (14326, 27853), (15743, 25346), (17342, 23009)]