428498154

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:425

約数の個数: 128

約数和(自身を含む): 1128038400

約数和(自身を除く): 699540246

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 89, 94, 126, 141, 178, 189, 267, 271, 282, 329, 378, 423, 534, 542, 623, 658, 801, 813, 846, 987, 1246, 1269, 1602, 1626, 1869, 1897, 1974, 2403, 2439, 2538, 2961, 3738, 3794, 4183, 4806, 4878, 5607, 5691, 5922, 7317, 8366, 8883, 11214, 11382, 12549, 12737, 14634, 16821, 17073, 17766, 24119, 25098, 25474, 29281, 33642, 34146, 37647, 38211, 48238, 51219, 58562, 72357, 75294, 76422, 87843, 89159, 102438, 112941, 114633, 144714, 168833, 175686, 178318, 217071, 225882, 229266, 263529, 267477, 337666, 343899, 434142, 506499, 527058, 534954, 651213, 687798, 790587, 802431, 1012998, 1133593, 1302426, 1519497, 1581174, 1604862, 2267186, 2407293, 3038994, 3400779, 4558491, 4814586, 6801558, 7935151, 9116982, 10202337, 15870302, 20404674, 23805453, 30607011, 47610906, 61214022, 71416359, 142832718, 214249077, 428498154]

約数ペア:

[(1, 428498154), (2, 214249077), (3, 142832718), (6, 71416359), (7, 61214022), (9, 47610906), (14, 30607011), (18, 23805453), (21, 20404674), (27, 15870302), (42, 10202337), (47, 9116982), (54, 7935151), (63, 6801558), (89, 4814586), (94, 4558491), (126, 3400779), (141, 3038994), (178, 2407293), (189, 2267186), (267, 1604862), (271, 1581174), (282, 1519497), (329, 1302426), (378, 1133593), (423, 1012998), (534, 802431), (542, 790587), (623, 687798), (658, 651213), (801, 534954), (813, 527058), (846, 506499), (987, 434142), (1246, 343899), (1269, 337666), (1602, 267477), (1626, 263529), (1869, 229266), (1897, 225882), (1974, 217071), (2403, 178318), (2439, 175686), (2538, 168833), (2961, 144714), (3738, 114633), (3794, 112941), (4183, 102438), (4806, 89159), (4878, 87843), (5607, 76422), (5691, 75294), (5922, 72357), (7317, 58562), (8366, 51219), (8883, 48238), (11214, 38211), (11382, 37647), (12549, 34146), (12737, 33642), (14634, 29281), (16821, 25474), (17073, 25098), (17766, 24119)]