168601986

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{947}}^1$

素因数の和:1125

約数の個数: 80

約数和(自身を含む): 434972736

約数和(自身を除く): 266370750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 157, 162, 189, 314, 378, 471, 567, 942, 947, 1099, 1134, 1413, 1894, 2198, 2826, 2841, 3297, 4239, 5682, 6594, 6629, 8478, 8523, 9891, 12717, 13258, 17046, 19782, 19887, 25434, 25569, 29673, 39774, 51138, 59346, 59661, 76707, 89019, 119322, 148679, 153414, 178038, 178983, 297358, 357966, 446037, 536949, 892074, 1040753, 1073898, 1338111, 2081506, 2676222, 3122259, 4014333, 6244518, 8028666, 9366777, 12042999, 18733554, 24085998, 28100331, 56200662, 84300993, 168601986]

約数ペア:

[(1, 168601986), (2, 84300993), (3, 56200662), (6, 28100331), (7, 24085998), (9, 18733554), (14, 12042999), (18, 9366777), (21, 8028666), (27, 6244518), (42, 4014333), (54, 3122259), (63, 2676222), (81, 2081506), (126, 1338111), (157, 1073898), (162, 1040753), (189, 892074), (314, 536949), (378, 446037), (471, 357966), (567, 297358), (942, 178983), (947, 178038), (1099, 153414), (1134, 148679), (1413, 119322), (1894, 89019), (2198, 76707), (2826, 59661), (2841, 59346), (3297, 51138), (4239, 39774), (5682, 29673), (6594, 25569), (6629, 25434), (8478, 19887), (8523, 19782), (9891, 17046), (12717, 13258)]