388655856

素因数分解:

$2^4\times 3^2\times {\mathrm{313}}^1\times {\mathrm{8623}}^1$

素因数の和:8950

約数の個数: 60

約数和(自身を含む): 1091298208

約数和(自身を除く): 702642352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 313, 626, 939, 1252, 1878, 2504, 2817, 3756, 5008, 5634, 7512, 8623, 11268, 15024, 17246, 22536, 25869, 34492, 45072, 51738, 68984, 77607, 103476, 137968, 155214, 206952, 310428, 413904, 620856, 1241712, 2698999, 5397998, 8096997, 10795996, 16193994, 21591992, 24290991, 32387988, 43183984, 48581982, 64775976, 97163964, 129551952, 194327928, 388655856]

約数ペア:

[(1, 388655856), (2, 194327928), (3, 129551952), (4, 97163964), (6, 64775976), (8, 48581982), (9, 43183984), (12, 32387988), (16, 24290991), (18, 21591992), (24, 16193994), (36, 10795996), (48, 8096997), (72, 5397998), (144, 2698999), (313, 1241712), (626, 620856), (939, 413904), (1252, 310428), (1878, 206952), (2504, 155214), (2817, 137968), (3756, 103476), (5008, 77607), (5634, 68984), (7512, 51738), (8623, 45072), (11268, 34492), (15024, 25869), (17246, 22536)]