28385658

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 47093382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 71, 114, 126, 133, 142, 167, 171, 213, 266, 334, 342, 399, 426, 497, 501, 639, 798, 994, 1002, 1169, 1197, 1278, 1349, 1491, 1503, 2338, 2394, 2698, 2982, 3006, 3173, 3507, 4047, 4473, 6346, 7014, 8094, 8946, 9443, 9519, 10521, 11857, 12141, 18886, 19038, 21042, 22211, 23714, 24282, 28329, 28557, 35571, 44422, 56658, 57114, 66633, 71142, 82999, 84987, 106713, 133266, 165998, 169974, 199899, 213426, 225283, 248997, 399798, 450566, 497994, 675849, 746991, 1351698, 1493982, 1576981, 2027547, 3153962, 4055094, 4730943, 9461886, 14192829, 28385658]

約数ペア:

[(1, 28385658), (2, 14192829), (3, 9461886), (6, 4730943), (7, 4055094), (9, 3153962), (14, 2027547), (18, 1576981), (19, 1493982), (21, 1351698), (38, 746991), (42, 675849), (57, 497994), (63, 450566), (71, 399798), (114, 248997), (126, 225283), (133, 213426), (142, 199899), (167, 169974), (171, 165998), (213, 133266), (266, 106713), (334, 84987), (342, 82999), (399, 71142), (426, 66633), (497, 57114), (501, 56658), (639, 44422), (798, 35571), (994, 28557), (1002, 28329), (1169, 24282), (1197, 23714), (1278, 22211), (1349, 21042), (1491, 19038), (1503, 18886), (2338, 12141), (2394, 11857), (2698, 10521), (2982, 9519), (3006, 9443), (3173, 8946), (3507, 8094), (4047, 7014), (4473, 6346)]