28296814

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 28151186

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 49, 91, 98, 133, 167, 182, 247, 266, 334, 343, 494, 637, 686, 931, 1169, 1274, 1729, 1862, 2171, 2338, 3173, 3458, 4342, 4459, 6346, 6517, 8183, 8918, 12103, 13034, 15197, 16366, 22211, 24206, 30394, 41249, 44422, 57281, 82498, 84721, 106379, 114562, 155477, 169442, 212758, 288743, 310954, 577486, 744653, 1088339, 1489306, 2021201, 2176678, 4042402, 14148407, 28296814]

約数ペア:

[(1, 28296814), (2, 14148407), (7, 4042402), (13, 2176678), (14, 2021201), (19, 1489306), (26, 1088339), (38, 744653), (49, 577486), (91, 310954), (98, 288743), (133, 212758), (167, 169442), (182, 155477), (247, 114562), (266, 106379), (334, 84721), (343, 82498), (494, 57281), (637, 44422), (686, 41249), (931, 30394), (1169, 24206), (1274, 22211), (1729, 16366), (1862, 15197), (2171, 13034), (2338, 12103), (3173, 8918), (3458, 8183), (4342, 6517), (4459, 6346)]