245807856

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{243857}}^1$

素因数の和:243878

約数の個数: 60

約数和(自身を含む): 786198192

約数和(自身を除く): 540390336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 243857, 487714, 731571, 975428, 1463142, 1706999, 1950856, 2194713, 2926284, 3413998, 3901712, 4389426, 5120997, 5852568, 6827996, 8778852, 10241994, 11705136, 13655992, 15362991, 17557704, 20483988, 27311984, 30725982, 35115408, 40967976, 61451964, 81935952, 122903928, 245807856]

約数ペア:

[(1, 245807856), (2, 122903928), (3, 81935952), (4, 61451964), (6, 40967976), (7, 35115408), (8, 30725982), (9, 27311984), (12, 20483988), (14, 17557704), (16, 15362991), (18, 13655992), (21, 11705136), (24, 10241994), (28, 8778852), (36, 6827996), (42, 5852568), (48, 5120997), (56, 4389426), (63, 3901712), (72, 3413998), (84, 2926284), (112, 2194713), (126, 1950856), (144, 1706999), (168, 1463142), (252, 975428), (336, 731571), (504, 487714), (1008, 243857)]