287313117

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 520168320

約数和(自身を除く): 232855203

約数列:

[1, 3, 7, 13, 19, 21, 39, 41, 49, 57, 91, 123, 133, 147, 193, 247, 273, 287, 399, 533, 579, 637, 741, 779, 861, 931, 1351, 1599, 1729, 1911, 2009, 2337, 2509, 2793, 3667, 3731, 4053, 5187, 5453, 6027, 7527, 7913, 9457, 10127, 11001, 11193, 12103, 16359, 17563, 23739, 25669, 26117, 28371, 30381, 36309, 38171, 47671, 52689, 55391, 70889, 77007, 78351, 102869, 114513, 122941, 143013, 150347, 166173, 179683, 212667, 308607, 333697, 368823, 387737, 451041, 496223, 539049, 720083, 1001091, 1052429, 1163211, 1488669, 1954511, 2160249, 2335879, 3157287, 5040581, 5863533, 7007637, 7367003, 13681577, 15121743, 22101009, 41044731, 95771039, 287313117]

約数ペア:

[(1, 287313117), (3, 95771039), (7, 41044731), (13, 22101009), (19, 15121743), (21, 13681577), (39, 7367003), (41, 7007637), (49, 5863533), (57, 5040581), (91, 3157287), (123, 2335879), (133, 2160249), (147, 1954511), (193, 1488669), (247, 1163211), (273, 1052429), (287, 1001091), (399, 720083), (533, 539049), (579, 496223), (637, 451041), (741, 387737), (779, 368823), (861, 333697), (931, 308607), (1351, 212667), (1599, 179683), (1729, 166173), (1911, 150347), (2009, 143013), (2337, 122941), (2509, 114513), (2793, 102869), (3667, 78351), (3731, 77007), (4053, 70889), (5187, 55391), (5453, 52689), (6027, 47671), (7527, 38171), (7913, 36309), (9457, 30381), (10127, 28371), (11001, 26117), (11193, 25669), (12103, 23739), (16359, 17563)]