287798358

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 652043520

約数和(自身を除く): 364245162

約数列:

[1, 2, 3, 6, 19, 31, 37, 38, 57, 62, 71, 74, 93, 111, 114, 142, 186, 213, 222, 426, 589, 703, 961, 1147, 1178, 1349, 1406, 1767, 1922, 2109, 2201, 2294, 2627, 2698, 2883, 3441, 3534, 4047, 4218, 4402, 5254, 5766, 6603, 6882, 7881, 8094, 13206, 15762, 18259, 21793, 35557, 36518, 41819, 43586, 49913, 54777, 65379, 68231, 71114, 81437, 83638, 99826, 106671, 109554, 125457, 130758, 136462, 149739, 162874, 204693, 213342, 244311, 250914, 299478, 409386, 488622, 675583, 1296389, 1351166, 1547303, 2026749, 2524547, 2592778, 3094606, 3889167, 4053498, 4641909, 5049094, 7573641, 7778334, 9283818, 15147282, 47966393, 95932786, 143899179, 287798358]

約数ペア:

[(1, 287798358), (2, 143899179), (3, 95932786), (6, 47966393), (19, 15147282), (31, 9283818), (37, 7778334), (38, 7573641), (57, 5049094), (62, 4641909), (71, 4053498), (74, 3889167), (93, 3094606), (111, 2592778), (114, 2524547), (142, 2026749), (186, 1547303), (213, 1351166), (222, 1296389), (426, 675583), (589, 488622), (703, 409386), (961, 299478), (1147, 250914), (1178, 244311), (1349, 213342), (1406, 204693), (1767, 162874), (1922, 149739), (2109, 136462), (2201, 130758), (2294, 125457), (2627, 109554), (2698, 106671), (2883, 99826), (3441, 83638), (3534, 81437), (4047, 71114), (4218, 68231), (4402, 65379), (5254, 54777), (5766, 49913), (6603, 43586), (6882, 41819), (7881, 36518), (8094, 35557), (13206, 21793), (15762, 18259)]